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Patent Searching and Data


Matches 451 - 500 out of 4,533

Document Document Title
WO/1997/016655A2
The present invention provides a constrained layer damper (10) having slits (4) and/or cutout(s)(4) therein, which provides improved vibration damping performance. The constrained layer damper (10) of the invention is useful, for example...  
WO/1997/007718A1
A nestable stackable spring pre-assembly (10) for a box spring foundation (17) having a top support surface formed by surface support wires (13) and longitudinal surface support wires (12) is disclosed. The top support surface is support...  
WO/1997/006371A1
In order to design an energy-storage device (1) with at least one spherical elastic body (10) so that it absorbs and releases energy uniformly, as well as being simple in construction, inexpensive to manufacture and reliable in use, the ...  
WO/1997/004246A1
The invention relates to a vibration damper having a housing formed by a shell part (1) and a base part (2), in which housing a pressure cavity (3) is located, which cavity at least partially is delimited by a membrane (4) of elastomer m...  
WO/1997/000189A1
A process is disclosed to improve the spring characteristic of a torsional element (1) with two fastening end areas (3, 4) and at least one torsional area (5) for a steering valve. The process is characterised in that both fastening end ...  
WO/1997/000188A1
In order to obtain an economical, simple and easy to mount device for generating a centring moment for a steering valve (1), a centring device for a steering valve (1) that supplies a regulating means with hydraulic pressure consists of ...  
WO/1996/036785A1
The device is designed to store power in spring-loaded systems. A tridimensional working region is tensioned over a retraceable distance on the compression of at least one spring (102-105) in the system. In the operative direction along ...  
WO/1996/029524A1
An innerspring structure (10, 40) comprises a plurality of outer coils (12, 45) generally parallel with each other to form top and bottom face surfaces (24, 26, 52, 53). One or more of the outer coils (12, 45) has an inner coil (14, 55) ...  
WO/1996/025610A1
The invention is a nested spring assembly. The assembly comprises a first spring and a second spring, and both the first and second springs have an inner and outer surface. The second spring is nested within a cavity formed by the first ...  
WO/1996/024785A1
A double flywheel comprising two coaxial members (1, 2) mutually movable counter to resilient means (8) and friction means (51-55). Axially acting friction means (9) are mostly provided radially beneath passages (132) in the second membe...  
WO/1996/022478A1
A support device (61) having a plurality of support units (62), each comprising a plurality of flexible, substantially vertical support columns (63), with the bottoms of the support columns attached at equidistant intervals to a base mem...  
WO/1996/021111A1
The plastic spring (1) proposed consists of a tongue element (4) attached by means of a connecting plate (3) to a support (2). In order to be able to adapt the characteristic curve of the spring to different conditions, independently of ...  
WO/1996/018772A2
A method is described for using a particular spring element (32, 33) to facilitate the transfer of deck modules (27) to a hull or jacket (26) during the construction of an off-shore well platform. The spring element (32, 33) not only abs...  
WO/1996/016278A1
An improved shock absorbing system comprises a first and a second shock absorbing device (21, 23). The spring characteristic curve is governed by the type of differential function. Position and magnitude of the force differential ('DELTA...  
WO/1996/012428A1
An innerspring assembly (10), such as for use in a mattress, comprises a plurality of coil springs (12) defining upper (22) and lower (24) terminal convolutions and body portions therebetween. Adjacent coil springs (12) are attached toge...  
WO/1996/007035A1
The invention relates to a flexible shock-absorber, having two different and separate chambers (1, 5); one for bearing the load-being filled with any liquid but preferably water and called "hydraulic chamber" (1) and the other intended f...  
WO/1996/005996A1
A vehicle for underground mine shafts comprising a body (11) having a cabin (21) for passengers, a pair of tracks (12) on either side of the cabin (21), a drive means (35) for driving the tracks (12), steering means (239, 287) for steeri...  
WO/1996/004651A1
The present invention provides a method for internally damping a rotatable storage article which is subject to resonant vibrations. More specifically, the present invention provides a method of improving the damping properties of a rotat...  
WO/1995/022015A1
A vibration attenuating device (5, 20, 20', 42, 70, 110) for loudspeaker enclosures (41, 90, 96, 97) and other mechanical vibrating bodies (51, 61, 80) includes one or more damping plates 1(a, b), 4(a, b), 5a, 7(a, b, c, d), 9(a, b, c, d...  
WO/1995/020113A1
An improved version of a vibration isolation system using negative stiffness incorporates a payload (15) and payload platform (14) on just one 6 DOF isolator (12) in a unique and innovatively compact configuration. The isolator (12) incl...  
WO/1995/020112A1
A retardation system for adjustably reducing the speed of an object moving relative to the retardation system. The retardation system comprises a retardation mechanism for transferring to this retardation mechanism the kinetic energy of ...  
WO/1995/018735A1
Device for holding a resilient assembly for a railway vehicle suspension. The resilient assembly consists of helicoidal spring (3) known as a preloaded spring, wherein is inserted a second spring (4) known as the loading spring, said spr...  
WO/1995/004888A1
A composite flexure unit (10, 10', 120) includes a flexure member (12, 12', 12'', 100) comprising a low modulus of elasticity material. The flexure unit (10, 10', 120) includes a first portion (22, 122) for mounting the flexure (12, 12',...  
WO/1995/002131A1
A split tubular elastomer damper (20) has a pair of co-axial aligned elastomer members (29, 30) located in a split housing (21, 22), each member located in a respective, separate co-axially aligned housing with each having a lug (24, 27)...  
WO/1995/001521A1
Linking device between two structures (1, 7) which are subjected to relative displacements limited in translation along three axes which are orthogonal two by two (X, Y, Z), as well as relative rotation displacements about said axes. The...  
WO/1994/024457A1
This invention aims at attenuating the vibration of a vibrating object effectively and in a short time. A vibration-isolation support having coiled springs (3) between upper and lower frames (1, 2) disposed in a vertically opposed state,...  
WO/1994/024456A1
A compression element (10) having a deflectable elastomeric member (12) is disclosed. The compression element (10) exhibits a decreasing axial spring rate in response to axial movement and compression of the deflectable member. The compr...  
WO/1994/018735A1
In a cable guide (1) of partially overlapping individual components (2, 3) articulated together, in which the articulation axes (7, 8) of the components (2, 3) run transversely to the longitudinal axis of the cable guide and the individu...  
WO/1994/013999A1
An omnidirection vibration-isolating suspension system (10) includes several composite isolators (12) which resiliently support the object to be isolated on a payload platform (14). Each composite isolator (12) includes a vertical-motion...  
WO/1994/013976A1
Mechanical linear guide for making a body move in an axial direction, comprising a system which is preferably made up of reinforced leaf springs and/or hole-type hinges, and which is rotationally symmetrical about an axial direction and ...  
WO/1994/010476A1
A spring assembly (10) particularly adapted for use in vehicular automatic transmissions comprising a pair of annular plates (12, 14) having a multiplicity of circumferentially spaced, parallel-oriented compression springs (16) mounted t...  
WO/1994/007395A1
The present invention refers to elastic elements - springs - in a convenient form, produced by injection moulding, of plastic, non-metallic materials and their support, interconnection and reinforcement components configurating the "Fram...  
WO/1994/002755A1
Described is a device for damping periodic motions of a body or mass, in particular oscillations, the device having, fixed to the body or mass, a housing (2) containing a spring-biased damping element (1) capable of moving relative to th...  
WO/1994/000643A1
In a method for temporary mounting of heavy structural parts (2) on a load-bearing support structure (1) in the correct position for subsequent permanent assembly, elastic spring elements (4) are used between the structural parts (1, 2),...  
WO/1993/014329A1
The present invention relates to a shock absorber (1) which is provided with a fastener device (70) for attachment of the absorber to a supportive surface (100) to be protected against the shock of impact forces. The shock absorber (1) i...  
WO/1993/013331A1
The invention relates to a spring device capable of softly dissipating the energy of an accelerated mass which is relatively great with respect to the inert mass of a reference system coupled to said spring device. The force deflection c...  
WO/1993/004301A1
An object of this invention is to design a proper shape of a laminated rubber support consisting of a laminate formed by alternately piling a plurality of hard plates and a plurality of elastic plates of a rubber-like material, and a hol...  
WO/1993/002577A1
A cushion or pad comprises a first layer (10) of a first synthetic cellular material having a first average cell volume and a second layer (14) of a second synthetic cellular material having a second average cell volume at least ten time...  
WO/1992/021912A1
An improved vibration isolation system (10) utilizes at least one pair of structures (12, 15) connected vertically in series with each other and with a base structure (24) and preloaded vertically, with a payload platform (14) disposed b...  
WO/1992/019885A1
The spring includes a composite elastomeric body (10) having in one embodiment a closed end (16) and an open end (14). A coil spring (12) is embedded both within the body wall and the closed end, and provides reinforcement of both the bo...  
WO/1992/014621A1
A pneumatic and load-supporting spring device (20) for use in bedding, cushions and the like. The disclosed embodiments have tubular telescoping members (16 and 18) that are biased apart by either an elastomer (26) located in the overlap...  
WO/1992/012358A1
In order to improve the properties of helical springs, the proposal is for a helical spring in which turns (2, 3, 4) form at least two preferably wire spring bodies (5, 17, 1, 8) surrounding a central longitudinal axis C-C of the helical...  
WO/1991/017320A1
A shock absorbing device of substantially polyurethane construction is described in which there are provided a plurality of cavities in the outer surface of the device. The characteristics of the polyurethane material varies in layers be...  
WO/1991/013269A1
The vibration-damping component has rigid and elastic parts (1, 2; 3, 4). These parts are operatively interconnected and on the same axis (8). The elastic parts (3, 4) have surfaces (9, 11) which are differently positioned axially (8) in...  
WO/1991/007605A1
An elastomeric spring useful as an automotive shock or strut end-of-travel bumper (22) having at least three distinct spring rates made possible by a series of roughly cylindrical, hollow elastomeric tubes (32, 26, 38) stacked with the a...  
WO/1991/002921A1
A vibration isolation system (12) utilizes various configurations of elastic structures loaded to approach a point of elastic instability. In one form of the invention, the system uses a combination of a negative-stiffness mechanism (28)...  
WO/1990/007446A1
A scroll spring for vehicles, in particular for rail vehicles, comprises a housing (1) with a predetermined internal contour and a spindle (2) with a predetermined external contour, which engages in the housing. The housing and the spind...  
WO/1989/010278A1
The suspension comprises main spring (1) which may be made of one or several spring leaves. To improve the performance characteristics of the vehicle by means of a differentiated variation in its rigidity, the suspension comprises an add...  
WO/1988/009449A1
Resilient mounting apparatuses are useful for isolating the engine generated vibrations and noise from the frame. The mushroom style resilient mounting apparatuses are generally over designed and add to the cost without any additional be...  
WO/1988/008936A1
Arrangement for damping linear movements intended for use on a safety valve. An arrangement for damping linear movements of the valve spindle (10) of a safety valve of small amplitude and high frequency comprises two counterrotatable dam...  

Matches 451 - 500 out of 4,533