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WO/1995/029344A1 |
The invention concerns a screw/bolt joint comprising a screw fastener element screwed into a blind hole or into a hole formed with an abutment shoulder, said screw fastener element having an externally threaded shank. The invention is ch...
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WO/1995/026895A1 |
A nut and bolt assembly comprises a threaded bolt (78a) having a proximal end (140) with a knurled outer surface (142). A nut (144) is press fit onto the bolt knurled proximal end (190) to prevent rotation of the nut (144) with respect t...
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WO/1995/026256A1 |
The present invention relates to a fastener (10) which comprises a shaft portion (16) and an integral head portion (12), an assembly comprising a sheet metal part (52) and the fastener (10), a method for manufacturing the assembly, and a...
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WO/1995/025474A1 |
A stabilising arrangement, in particular for stabilising the spinal column, comprises a stabilising plate (1) having a first end (12) and a second end (13) which is opposite the latter, and at least one bore (14) at each end for accommod...
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WO/1995/023296A1 |
A blind fastener (10) having a body (20), a core bolt (22), a nut (26) and a sleeve (24). The core bolt (22) passes through an axial bore (38) of the body (20) and includes an externally threaded portion at an inner end (40) thereof. The...
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WO/1995/021334A1 |
A retaining clip (16) and fastener assembly (10) for engaging a male connector (18) to couple a first workpiece (20) to a second workpiece (22). The fastening assembly (10) includes a nut (12), the retaining clip (16) and a washer or sta...
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WO/1995/010380A1 |
The present invention entails a self-locking mechanism (10) for locking a rotatable member such as screw, bolt, lock rod, etc. In the case of a lock rod (50) that secures a tool holder (126) within a tool block (122), the self-locking me...
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WO/1995/004229A1 |
A fixing bolt (2) which is lockable in place by means of a locking insert (4) which is received within the split end (8) of the bolt, or indeed any threaded member. When the bolt (2) is in place with a nut or other bolt counterpart locat...
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WO/1994/029603A1 |
This invention relates to polymer sealant microencapsulated by polyurethane reaction and its binder solution, particularly employing threaded mechanical fasteners such as bolt-nuts, screws, pipe joints and threaded nails, etc. The microc...
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WO/1994/025763A1 |
A thread-forming screw that can be screwed directly into concrete, stone or the like has a screw head (11), a screw shank (12) and a thread (14) which extends at least partly over the length of the screw shank. The invention provides tha...
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WO/1994/024442A1 |
A coupling device including a first member (10) provided with external threads (16) and a second member (12) having an opening therein into which the first member is inserted. The second member is provided with a plurality of movably mou...
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WO/1994/022635A1 |
A hand tool for crimping or swaging a ferrule (24) onto the free end of a safety cable (20) having a pre-swaged ferrule (22) installed at its other end (20a) and which has been threaded through a series of fasteners (10, 12, 14) to be te...
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WO/1994/021931A1 |
A connector for a spring brake actuator comprises a threaded bolt (78) having at least one flat portion (100) on an outer surface thereof, a nut (79) having a threaded central aperture threaded onto the bolt (78) and an embossment (108) ...
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WO/1994/021930A1 |
A lock nut includes a nut body (10) having outer (12) and inner (14) circumferential surfaces. The inner surface (14) defines a screw-threaded axial through-hole that can be mounted on an externally threaded shaft. A plurality of blind b...
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WO/1994/021929A1 |
A fastener (1) useful for attaching components of an eyeglass frame together. The fastener includes a pin (2) having a smooth or fluted shank and a belleville washer (3) having a hole for receiving the shank, the hole being sized to prov...
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WO/1994/016231A1 |
A fastener having an internally threaded nut body (20), an externally threaded stem (24) and a lock collar (34) keyed to the nut body. The lock collar (34) has a plurality of spring arms (42) extending radially at an angle into the inter...
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WO/1994/013965A1 |
A threaded fastener (12) that self locks as it is tightened to a fastened object (14). The thread (30) includes one or more portions (48) that are shifted, resulting in one or more discontinuities in the thread (30). Each shifted portion...
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WO/1994/007039A1 |
A wall anchor (200) for insertion in wall board and having a cylindrical body with an outer thread (250) and an axial through passage extending from a flanged proximal end to a saw-tipped distal end. The cylindrical body comprises a prox...
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WO/1994/005444A1 |
A tool (180) for tensioning a safety cable (12) to a predetermined tension limit and for automatically terminating the cable (12) when the predetermined limit is reached. The tool (180) comprises a rotatable wheel (246) mounted for recip...
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WO/1994/004834A1 |
A fastening element, in particular a screw (17), a nut, a threaded insert (12), a rivet, an insert nut (16) or a threaded pin made of plastic is used together with a component made of a material, in particular a plastic material, compati...
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WO/1994/004380A1 |
A system (10) of toothed fasteners (12) for fastening an object, such as a motor vehicle wheel, comprises a plurality of fasteners (12) each having a threaded portion and a head portion (16) provided integral to the threaded portion. The...
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WO/1994/003736A1 |
A locking fastener (10) comprises a nut (12) having a threaded portion (14) formed about a central axis (16) of the fastener. A head portion (18) of the nut is formed integral to the threaded portion (14), for gripping the fastener durin...
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WO/1994/001689A1 |
A locking fastener in which coacting ramp surfaces (120a, 130a) are provided on a nut and washer assembly to generate wedging forces in response to backing off movement of the nut (120) which urge the nut (120) into tighter engagement wi...
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WO/1993/025161A2 |
Applicant's invention includes an apparatus (10) and associated method for treating or managing spinal deformities, including scoliosis, abnormal kyphosis, vertebral fractures and tumors, through attachment of spinal rods to ribs adjacen...
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WO/1993/023208A1 |
A hand tool for applying a ferrule (22) to a safety cable (20) is disclosed having a ferrule positioning device (52) to position the ferrule while a safety cable is placed therethrough, a tensioning mechanism (82) for applying tension to...
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WO/1993/022569A1 |
A locking nut capable of increasing its force for preventing the loosening of a screw of a bolt while maintaining at a proper level the thickness of rings which are engaged with the threads of a bolt and prevent the loosening of the scre...
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WO/1993/019303A1 |
Locking means (1, 11) for screwed joints are disclosed, that can in particular be set on electric cable bushing screwed joints (6) used to lead through, retain and seal electric cables in electric switch cupboards (5). The locking means ...
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WO/1993/015952A1 |
A propeller with a hub (10) affixed to a propeller shaft (3) so as to rotate therewith, which hub is axially locked by a locking arrangement consisting of a lock nut (34) screwed onto the shaft and a lock screw (35) screwed into the end ...
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WO/1993/012348A1 |
A screw stabilizer (40) for selectively adjusting a first element (12) with respect to a second element (18). The screw stabilizer (40) includes a screw (42) having a first end (44) adapted to be supported on the first element (12) and a...
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WO/1993/010364A1 |
An assembly which comprises a nut (20), a bolt (2) and a clip device (30) for securing the nut (20) in position on the bolt (2) is described. The nut (20) includes six equidistantly spaced apart axially extending grooves which are cut ac...
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WO/1993/007396A1 |
The invention relates to a locking member being provided with a parallel to a side face running primary recess within an internal or external rim surface. This primary recess is dividing the member into a solid supporting portion (14) an...
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WO/1993/005728A2 |
An endoprosthesis with a prosthesis component (4) made of visco-elastic plastic like polyethylene for securing to a prosthesis component (1) of stronger material like metal by means of a screw component (3). The screw component has an an...
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WO/1993/005307A1 |
An automatic positive locking nut (1) for screwing onto a shaft (105) having a fluted screw-thread (115), said nut including a locking element (11) provided with fluting (33) on the internal diameter thereof and intended to make the nut ...
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WO/1993/000518A1 |
A fastening element, in particular for bones, has a shaft (2) provided with a thread (1) with various pitches, a front end (3) and a rear end (4). The thread (1) continously extends over the whole area of the shaft (2) and has in the are...
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WO/1992/022752A1 |
A fastener system is provided having a male threaded member (80) and a female threaded member (146) with arrangements for achieving a locking connection between the parts to prevent relative rotation of the parts due to vibration. In an ...
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WO/1992/021888A1 |
The present invention relates to compressible screw-type locking mechanism including an oversized locking screw (12) and a tool for compressing and rotatively driving the oversized locking screw (12) is a head portion (12a) and extending...
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WO/1992/018780A1 |
The invention concerns a unit provided with an external thread of which at least the end section is at least partially covered and/or at least partially replaced by a plastic element.
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WO/1992/015792A1 |
The screw element (100) proposed comprises a body (3) with an internal thread (9) by means of which it can be screwed on to a screw (1). A longitudinal extension (10) to the body (3) has a spiral external surface (17) on which a locking ...
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WO/1992/015984A1 |
A device (6) for tensioning the heads (3) of percussion instruments (1) consists of screw threads (8) in bearing blocks (7) located on the rim of the shell (2) and screws (10) which can be adjusted in said screw threads and which grip th...
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WO/1992/014939A1 |
A locking threaded fastener (10, 60, 60') of the wedge-action type is disclosed with threaded (12, 12', 12") threadless (14, 14', 14") nut members with wedge elements (26, 28, 32, 34, 82, 86) therebetween for wedging the nut members (12,...
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WO/1992/012352A1 |
A mechanical adjuster for e.g. the cutting reel of a grass cutting unit comprises a hand wheel (40) on a shaft (44) which is journalled in a trunnion (34). A connecting eye (36) is screw threaded to the hand wheel shaft to provide the de...
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WO/1992/011467A1 |
A tapping screw capable of being easily driven into a thick wall material reliably prevented from untightening in order to use it as a stud bolt and the like. Main threads (2, 2') are dividedly formed on the distal end and the proximal e...
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WO/1992/001165A1 |
A screw having a main thread (2) to be screwed-in and a sub-thread (3) formed in the direction opposite to the main thread, which is characterized in that a slant surface (3b) of said sub-thread on the screw-loosening side has a sharp sl...
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WO/1991/019109A1 |
A securing device in the form of a bolt or screw or dowel (1 or 1a) comprises a body (2 or 2a) into which a coaxial aperture extends from one end. An intermediate portion of the body through which the aperture extends has a tapering inne...
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WO/1991/018215A1 |
A tapping screw (1) is screwed into a prefabricated hole (7) in a workpiece (6). The tapping screw (1) is provided with an adhesive layer (5) which covers at least part of the screw surface (2). When a tap is formed by screwing the screw...
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WO/1991/014073A1 |
The present invention relates to a thread friction locking device (10), especially adapted to be mounted in a thread coupling between tubes for percussive drilling. A frequent problem in a drill tube system of this type is that the threa...
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WO/1991/011632A1 |
A self-drilling screw (3) for securing, for example, wooden parts (2) to sheet metal, in particular wooden edge planks to roof framework metal plates, has a shank (4) with a drilling point (5) at one end and a driving section (7) at the ...
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WO/1991/001691A1 |
The invention relates to a process and device for securing, elongating and compressing a spinal column, of simple design, which is easy and precise in use, leaving no projecting part. The process of the invention for straightening and su...
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WO/1991/002172A1 |
A self-locking nut comprising an annular body (11) having a screw threaded interior passage (12). A slit (16) extends from the interior passage through to the outer side of the annular body and extends axially from a first end (13) to a ...
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WO/1991/001201A1 |
A composition including binder and friction particles mixed together in predetermined proportions. The composition is used to aid in the removal of headed fasteners, and to control impacting bodies. The composition may also be used in pl...
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