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Title:
SPECTACLE TEMPLE
Document Type and Number:
WIPO Patent Application WO/2015/065288
Kind Code:
A1
Abstract:
The invention is an improved temple for spectacle frames. Spectacles often slip down the user's nose. The invention eliminates, reduces, or manages this problem. It can be used to make spectacles that are more resistant to slipping down users' noses. FIG. 1(a) shows spectacles (10) with a front frame (12) that holds two lenses (one shown at 14) and has two nose pads (one shown at 16). The spectacle temple (18) consists of temple body (20) and temple end piece (22). At Point A (24), the lens-end of the body (20) is coupled to the front frame (12). At Point B (26), the other end of the body (20) is joined to the temple end piece (22). Also shown are the ear (27a) and " base" of the ear (27b). Point C (28) is the top of the "base" of the ear. 34 is the tip of the temple end piece.

Inventors:
LAM PHILIP HOE WAI (SG)
Application Number:
PCT/SG2014/000484
Publication Date:
May 07, 2015
Filing Date:
October 15, 2014
Export Citation:
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Assignee:
LAM PHILIP HOE WAI (SG)
International Classes:
G02C5/14
Foreign References:
JPH09329771A1997-12-22
JP2006079031A2006-03-23
JP2011022325A2011-02-03
JPH04129129U1992-11-25
CN201662658U2010-12-01
JP2002006265A2002-01-09
JP2006343743A2006-12-21
CN203405638U2014-01-22
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Claims:
CLAIMS I claim:

1. Claim 1 : A spectacle temple (18) comprising or characterized by a temple body (20) that has two ends, the first of said two ends being the lens-end ((24) also known as Point A) for coupling to a front frame (12) from which said temple body (20) extends rearwards where the second of said two ends joins to a temple end piece (22) at a point ((26) also known as Point B) such that said point ((26) also known as Point B) is positioned below a straight line that passes through and extends beyond two other points, the first of said two other points being the point ((24) also known as Point A) where said lens-end of said temple body (20) is coupled to said front frame (12) and the second of said two other points being the point ((28) also known as Point C) at the top of the base (27b) of a user's ear (27a).

2. Claim 2: The spectacle temple of Claim 1, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a curve, kink, bend, or spring, or a plurality of curves, kinks, bends, or springs, or any combination of one or more curves, kinks, bends, or springs.

3. Claim 3: The spectacle temple of Claim 1, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a construction that curves, kinks, or bends away from said use s face or head as said construction extends rearwards towards said user's ear, whereby contact with said user's face or head is avoided.

4. Claim 4: The spectacle temple of Claim 1, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, is fabricated entirely or in part from metal, plastic, or composite materials.

5. Claim 5: The spectacle temple of Claim 4, wherein any one or more of said materials are adjustable in accordance with said usef s wishes, or where any one or more of said materials are rigid, elastic, or flexible, or any combination of being adjustable in accordance with said use s wishes, rigid, elastic, or flexible.

6. Claim 6: A spectacle temple (18) comprising or characterized by:

a. a temple end piece (22), and

b. a connective means for connecting a front frame (12) to said temple end piece (22) so as to assert a pulling force on said front frame (12) to urge said front frame (12) to remain in a predetermined position in relation to a user's eyes such that the line of action of said pulling force, extended rearwards in a straight line, passes under the point ((28) also known as Point C) at the top of the base (27b) of said user's ear (27a).

7. Claim 7: The spectacle temple of Claim 6, wherein said connective means and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a curve, kink, bend, or spring, or a plurality of curves, kinks, bends, or springs, or any combination of one or more curves, kinks, bends, or springs.

8. Claim 8: The spectacle temple of Claim 6, wherein said connective means and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a construction that curves, kinks, or bends away from said user's face or head as said construction extends rearwards towards said usef s ear, whereby contact with said user's face or head is avoided.

9. Claim 9: The spectacle temple of Claim 6, wherein said connective means and said temple end piece (22), either singly or together, or any part of either, is fabricated entirely or in part from metal, plastic, or composite materials.

10. Claim 10: The spectacle temple of Claim 9, wherein any one or more of said materials are adjustable in accordance with said user's wishes, or where any one or more of said materials are ' rigid, elastic, or flexible, or any combination of being adjustable in accordance with said use s wishes, rigid, elastic, or flexible.

11. Claim 11 : A method of connecting a front frame (12) to a temple end piece (22) comprising or characterized by:

a. providing a temple body (20), and

b. coupling the lens-end ((24) also known as Point A) of said temple body (20) to said front frame (12), and

c. providing said temple end piece (22), and

d. joining the rear end ((26) also known as Point B) of said temple body (20) to said temple end piece (22) at a point ((26) also known as Point B) such that said point ((26) also known as Point B) is positioned below a straight line that passes through and extends beyond two other points, the first of said two other points being the point ((24) also known as Point A) where said lens-end of said temple body (20) is coupled to said front frame (12) and the second of said two other points being the point ((28) also known as Point C) at the top of the base (27b) of a user's ear (27a).

12. Claim 12: The spectacle temple of Claim 11, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a curve, kink, bend, or spring, or a plurality of curves, kinks, bends, or springs, or any combination of one or more curves, kinks, bends, or springs.

13. Claim 13: The spectacle temple of Claim 1 1, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, comprising or characterized by a construction that curves, kinks, or bends away from said usef s face or head as said construction extends rearwards towards said use s ear, whereby contact with said user's face or head is avoided.

Claim 14: The spectacle temple of Claim 11, wherein said temple body (20) and said temple end piece (22), either singly or together, or any part of either, is fabricated entirely or in part from metal, plastic, or composite materials.

15. Claim 15: The spectacle temple of Claim 14, wherein any one or more of said materials are adjustable in accordance with said usef s wishes, or where any one or more of said materials are rigid, elastic, or flexible, or any combination of being adjustable in accordance with said usef s wishes, rigid, elastic, or flexible.

Description:
TITLE OF INVENTION: Spectacle Temple

TECHNICAL FIELD: The invention relates to spectacle frames. In particular, it relates to an improved temple for spectacle frames.

BACKGROUND ART: For a long time, spectacles have been the most popular vision correction and protection tool. They are used everywhere, whether in the form of normal eyeglasses or sunglasses, etc, to improve vision, prevent deterioration of vision and to protect the eyes. However, it is often the case that even in normal use, spectacles often slip down the nose of the user, increasing pressure on the nose, and causing discomfort. Often times, the temple end piece of such spectacles would be displaced upwards from the rear part of the ear (where the auricle (a.k.a. the pinna, a.k.a. the flap of the ear) attaches to the head), putting pressure on the top part (or the upper rear part) of the ear. Overwhelmingly, spectacles are made to rest on users' noses and ears.

Because the lenses and the front frame weight far more than the rear half of the two spectacle temples, the weight of spectacles is concentrated forward of the user's face. This is so despite advances in materials used to make lenses and spectacle frames. Thus, a disproportionate part of the weight of bears on the nose and as the nose has a natural slope, it follows that spectacles tend to slide down users' noses. Although this problem can arise at any time, even with the best fitted spectacles, it is particularly likely to happen when the user bows his head (or her head (All future references to "his" includes "her" as well.)), for example, to read a book, to key a number into his cell phone, or to study closely an object in hand. Each time the user's spectacles slips down his nose, the distance between the lenses and his eyes increases beyond the distance that the lenses were prescribed for, causing the user's vision to no longer be properly corrected by the lenses. This could cause eye strain, defeat the purpose of getting prescription lenses, damage the user's vision, and cause migraines. The said slippage also happens when the user engages in physical activities to any significant degree of vigor. In view of the limitations of the prior arts, an improved spectacle temple has been invented. BRIEF DESCRIPTION OF DRAWINGS

(It should be noted that because of the nature of the invention, giving a brief description of the figures in the drawings before disclosing the invention would result in a better understanding and a more economical presentation. Accordingly, "Brief Description of Drawings" comes before "Disclosure of Invention (including Description of Embodiments)".) Fig. 1 (a) This figure shows a side view of a pair of spectacles with the first embodiment (the best mode contemplated by the inventor) of a spectacle temple that incorporates the invention. It is shown with the outline of a user's left ear where the user's head is upright. Fig. 1 (b) This figure shows the same first embodiment side view as Fig. 1(a) except here, the user's head is bowed. Fig. 2(a) This figure shows a side view of a pair of spectacles that does not incorporate the invention. It is shown with the user's head bowed.

Fig. 2(b) This figure shows a same first embodiment side view as Fig. 1(a) with the user's head bowed. (Fig. 2(b) is an reproduction of Fig. 1(b). Fig. 2(b) was reproduced in order to facilitate comparison between Fig. 2(a) and Fig. 2(b). To further aid comparison, Fig. 2(a) and Fig. 2(b) both appear on the same page in the drawings. Fig. 2(a) shows a side view of a pair of spectacles that does not incorporate the invention worn by a user with his head bowed whereas Fig. 2(b) shows a side view of a pair of spectacles that does incorporate the invention worn by a user with his head bowed.) Fig. 3(a) This figure shows a side view of the second embodiment of the invention. Fig. 3(b) This figure shows a side view of the third embodiment of the invention. Fig. 3(c) This figure shows a side view of the fourth embodiment of the invention.

Fig. 3(d) This figure shows a side view of the fifth embodiment of the invention. Fig. 3(e) This figure shows a side view of the sixth embodiment of the invention. Fig. 3(f) This figure shows a side view of the seventh embodiment of the invention. Fig. 3(g) This figure shows a side view of the eighth embodiment of the invention. In the figures, the following reference numerals refer to the following items (e.g., reference numeral 10 refers to a pair of spectacles):

10 - a pair of spectacles

12 - front frame

14 - lens

16 - nose pad

18 - temple

20 - temple body

22 - temple end piece

24 - (Point A) point where lens-end of temple body (20) is coupled with front frame (12)

26 - (Point B) point where temple body (20) is joined to temple end piece (22) 27a - ear

27b - "base" of the ear where the auricle (a.k.a. the pinna, a.k.a. the flap of the ear) attaches to the head

28 - (Point C) point at the top of the "base" (27b) of the ear (27a)

30 - (Dotted Line 30) dotted straight line extending to the rear beyond a temple body (20) that does not incorporate my invention

32 - (Dotted Line 32) dotted straight line extending to the rear beyond a temple body (20) that does incorporate my invention DISCLOSURE OF INVENTION (including Description of Embodiments) Please note that the application that this description is a part of, claims priority with reference to U.S. Provisional Patent Application No. 61/897,153 (country code and number of priority application: US 61/897,153), filed 29 October 2013 (29.10.2013), which is hereby incorporated by reference herein in its entirety. FIRST EMBODIMENT (BEST MODE)

FIG. 1(a) shows the side view of a pair of spectacles (10) that include a front frame (12) that holds two lenses (one of which is shown at 14) and has two nose pads (one of which is shown at 16). The temple (18) consists of temple body (20) and temple end piece (22). At Point A (24), the lens-end of the temple body (20) is coupled to the front frame (12). At Point B (26), the other end of the temple body (20) is joined to the temple end piece (22). Also shown are outlines of the ear (27a) and the "base" of the ear (27b). Point C (28) is the top of the "base" of the ear. The tip of the temple end piece is marked 34. It can be seen from FIG. 1(b) that with the user's head bowed, the temple body (20) (from the first embodiment of my invention) is almost horizontal. The significance of this can be seen by comparing and contrasting FIGS. 2(a) and 2(b). It will be recalled that FIG. 2(a) shows a pair of spectacles that does not incorporate my invention whereas FIG. 2(b) shows the first embodiment of my invention. Both figures, FIGS. 2(a) and 2(b), show spectacles with the outline of the user's left ear where the user's head is bowed. It can be seen from FIG. 2(a) that the temple body (20) that does not incorporate my invention sits at a significant incline. In contrast, as shown in FIG. 2(b), the temple body (20) from the first embodiment of my invention sits almost horizontal. (In other words, in FIG. 2(a), Point B (26) is much higher than Point A (24), whereas in FIG. 2(b), Point A (24) and Point B (26) are level (or almost level).) Put another way, in FIG. 2(a), with the user's head bowed, the front frame (12) tends to slip down his nose, the rear part of the temple body (20) tends to rise, and the spectacles tend to move in a counter-clockwise direction. Without my invention, the significant incline of the temple body (20) further contributes to the problem: the spectacles (10) slip down the user's nose and the temple end piece (22) is displaced upwards from its snug position behind the rear of the ear. With my invention (as seen in FIG. 2(b)), the problem is eliminated altogether (or drastically reduced). In FIG. 2(b), it can be observed that upon incorporating my invention, the temple body (20) is orientated from Point A (24) (where the lens-end of temple body (20) is coupled with the front frame (12)) to Point B (26) (where the temple body (20) is joined to the temple end piece (22)), not from Point A (24) to Point C (28) (point at the top of the ear). A temple body (20) that is orientated from Point A (24) to Point C (28) is typical of spectacles that do not incorporate my invention (see FIG. 2(a)). Now, consider Dotted Line 30 (in FIG. 2(a)) and Dotted Line 32 (in FIG. 2(b)). It will be recalled that Dotted Line 30 shows a straight line extending to the rear beyond a temple body (20) that does not incorporate my invention. On the other hand, Dotted Line 32 shows a straight line extending to the rear beyond a temple body (20) from the first embodiment of my invention.

The weight of the lenses and front frame causes a force (Force 1) to pull along (or nearly along) the temple body (20). In FIG. 2(a), Dotted Line 30 shows that the direction that this force acts does not pass through the middle of the back of the user's ear. Instead, it passes through (or close to) Point C (28)(the top of the ear). Yet, it is the resisting force directed from the back of the ear (Force 2) that is supposed to hold the spectacles in check. These forces, Force 1 and Force 2, are misaligned, thereby creating torque, that is, the tendency to cause a body to turn about an pivot. Here, where my invention is not incorporated, the tendency is for the temple end piece (22) to move counterclockwise around (or around a point close to) the centre of the user's ear (as seen from the side) and thereby shift upwards, away from its snug position behind the user's ear. In FIG. 2(b), where my invention is incorporated, the force (from the weight of the lenses and front frame) would also pull along (or nearly along) the temple body (20). However, Dotted Line 32 shows that the direction that this force acts passes right through (or close to) the middle of the back of the user's ear. My invention thereby eliminates altogether (or drastically reduces)(or reduces to the extent desired) the misalignment of forces and resulting torque and thereby allows the temple end piece (22) to sit

comfortably where it belongs. My invention is suitable for all spectacles and is not limited to reading spectacles, or those for close work. This is because spectacles that do not incorporate my invention have the tendency to create undesirable torque and slip down the user's nose even if the user does not bow his head, for example, when sweat or facial oil oozes from pores on the user's nose. My invention can serve to eliminate altogether (or drastically reduce)(or reduce to the extent desired) the problem even for users who go around without ever bowing their heads. Apart from that, other advantageous effects include the following: My invention is superior because it can eliminate altogether (or drastically reduce) the problem of spectacles slipping down the nose.

Spectacles that incorporate my invention are as easy to put on and take off as those that don't. My invention makes spectacles much more pleasant to wear.

My invention makes spectacles more versatile; allowing their users greater freedom and comfort to study, play, and live their lives.

My invention allows users to get more benefit out of their prescription lenses. My invention is economical and easy to incorporate into the manufacturing process.

My invention can be easily adapted for any class of users and their spectacles. My invention can be used on virtually any pair of spectacles. Another point to note is that a temple body that incorporates my invention can result in a temple body that curves outwards to pass close to, but without touching the user's cheek before being joined to the temple end piece. In contrast, a temple body that does not incorporate my invention, more often than not, is but one straight piece, from front frame to temple end piece. ALTERNATIVE EMBODIMENTS:

The second embodiment (FIG. 3(a)) shows a shallower kink or bend at Point B (26). This, together with the third embodiment (FIG. 3(b)), makes it clear that the kink or bend can be as deep or as shallow as the user wishes; even below his ear lobes if he wants. Regardless of where the temple body (20) is joined to the temple end piece (22)(Point B (26)), so long as there is a kink or bend, it would be an embodiment of my invention. It does not matter whether the kink (or bend) is lower than, higher than, or the same level with the tip of the temple end piece (34). Apart from that, the part of the temple ear piece in front of the ear that is vertical (or almost vertical) may be further modified and shaped, whether forwards (towards the eyes) or outwards (towards the user's left) in order to avoid causing any discomfort to the user's ear.

The fourth embodiment (FIG. 3(c)) is one where Point A (24)(point where the lens-end of temple body (20) is coupled with the front frame (12)) is in the middle of the front frame (12)(as opposed to being nearer the top of the front frame (12) as in the first (FIGS. 1(a), 1(b), and 2(b)), second (FIG. 3(a)), and third (FIG. 3(b)) embodiments of my invention). This makes it clear that the lens- end of the temple body (20) may be coupled at any point with the front frame (12). Regardless of how this done, it would be another embodiment of my invention. The fifth embodiment (FIG. 3(d)) is one where there is two kinks or bends in the temple (20) whereas the sixth embodiment (FIG. 3(e)) is one where there is only one kink or bend. Regardless of the number of kinks or bends, or their locations, it would be another embodiment of my invention. Apart from the embodiments shown in the figures and suggested above, yet another alternative is to have spring or other mechanisms, whether user adjustable or otherwise, in place of any one or more of the kinks or bends. Still yet another alternative is to incorporate my invention into the temple body and have the temple body made, in whole or in part, out of flexible or semi-flexible material, so that the entire temple body can flex and return to its original shape (or flex and return approximately to its original shape). The seventh embodiment (FIG. 3(f)) is one where there is a curve in the temple (20). Regardless of the number of curves, kinks, or bends, it would be another embodiment of my invention. The eighth embodiment (FIG. 3(g)) shows that the curves, kinks, or bends need not be downwards for they may be upwards as well as downwards or any combination thereof. Naturally, the curves, kinks, bends, or features, and the temple itself, whether in whole or in part, may be made of all manner of materials, whether or not they have heretofore been used to make spectacle temples. Furthermore, they may be of any dimensions, of whatever thickness, height, or cross-section and, in particular, they need not be of uniform or regular dimensions. My invention can also used with all and any manner of temple end pieces, of whatever dimensions and length. All the features disclosed regarding my invention may be replaced by alternative features serving the same, equivalent, or similar purpose. Each feature disclosed is one example only of a generic series of equivalent or similar features. Although my invention has been described in considerable detail with reference to various embodiments thereof, many other embodiments and versions are possible. It will be obvious to those skilled in the art that numerous other changes and modifications may be made to the embodiments mentioned above, without departing from the spirit or the scope of my invention. Thus, my invention is not limited to the particular forms mentioned here. INDUSTRIAL APPLICABILITY The industrial applicability of the invention is obvious from the description or nature of the invention. In particular, the invention may be used to make spectacles that are more resistant to slipping down users' noses.




 
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