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Patent Searching and Data


Matches 451 - 500 out of 6,930

Document Document Title
WO/2000/012574A1
A fluorocarbon polymer which includes: repeating units derived from one or more perfluorinated ethers of the formula CF¿2?=CFO-(CF¿2?)¿m?-(O(CF¿2?)¿p?)¿n?-OR¿f??1¿ wherein R¿f??1¿ is a perfluorinated (C¿1?-C¿4?) alkyl group, ...  
WO/2000/008361A1
Split boots, wherein projected parts (16, 76) formed at the divided end parts (14, 74) of boots (1, 61) are connected temporarily and then connected by welding, fusion, or adhesion to recessed parts (17, 77) formed at the other divided e...  
WO/2000/004852A1
The invention relates to a worm-like operating mechanism (1) which can be both pivoted and stretched in all directions. It consists of at least three actuators (2) which each consist of a series of pockets or cushions positioned one behi...  
WO/1999/063203A1
The present invention provides a brake actuator assembly including a housing (30) having a generally radial annular flange portion (41) and a cover (32) having a generally radial annular flange portion generally co-axially aligned with t...  
WO/1999/034122A1
The invention relates to a bellows seal for pivot joints, wherein a first end of the bellows (3) is tightly and rigidly connected to the joint housing (1). The second end of the bellow (3) tightly and annularly surrounds a tappet (2) and...  
WO/1999/025997A1
The invention relates to an impregnation agent for bellows consisting of a thermoplastic or elastomer material for covering a joint space of a joint, said joint space being filled with lubricant, especially a highly flexible rotating joi...  
WO/1999/024729A1
The invention concerns a protective bellow for drive shaft articulated joint, consisting of a tapered bellow whereof the end with the small diameter (2) is expansible and has a saw-toothed section axially extended by folds (8) so as to e...  
WO/1999/014073A1
The invention relates to a bellow (10) for an automobile seat frame which has alternating folding peaks (16, 28, 20) and folding troughs (22). In order to prevent an unwanted sagging of the bellow (10), at least one middle folding peak (...  
WO/1999/000617A1
The invention relates to an elastic sealing element in the form of a bellow. Said sealing element can be used to seal the contact area between at least two components which can move in relation to each other. The inventive device has low...  
WO/1998/055782A1
The invention relates to a diaphragm which has multidirectional compression compensation so that it functions more efficiently. Said diaphragm has a profile (5) which is oriented in neither a radial nor a peripheral direction, especially...  
WO/1998/055781A1
The invention relates to a diaphragm consisting of a rigid, slightly extendible material, comprising an outer edge which can be braced and a centre which can be moved in relation to said edge. A profile with a wavy, folded or grooved str...  
WO/1998/053227A1
The invention relates to a protective cover for swiveling parts consisting of a convoluted rubber gaiter (2) with a longitudinal slit (5), the edges of which can be connected via a female and a male connection section. Said gaiter has en...  
WO/1998/038435A1
The invention relates to rolled bellows to seal a pivot joint, comprising a first collar with a larger diameter for fixing onto an outer pivot joint portion, a second collar with a smaller diameter for fixing onto the shaft of the inner ...  
WO/1998/027370A1
Disclosed is a tight plastic part, especially a plastic casing, presenting an aperture for ventilation (11) to enable air exchange between the part inside and its environment (13), as well as a gas permeable membrane (14) covering the ap...  
WO/1997/049543A1
Non-planar thermoplastic article having a flexible portion suitable for use in an aggressive chemical environment, where the flexible portion is an irradiated thermoplastic consisting of polyethylene, ethylene methyl acrylate, ethylene e...  
WO/1997/046618A1
The invention relates to a copolyether ester composition for products that show particularly good aging behaviour when exposed to dynamic deformation at elevated temperatures and in contact with greases. The copolyether ester composition...  
WO/1997/044601A1
An improved seal or boot (26) for inhibiting contaminants from interfering with operation of a mechanism (10) having two flexibly interconnected components which axially extend from opposite ends of the seal (26). The seal is formed as a...  
WO1997018408A3  
WO/1997/026473A1
A protective gaiter fits around a lubricated joint such as a vehicle constant velocity joint. The gaiter is in the form of a generally conical rubber tube (10) having stepped configurations at its wider end so that it can be cut down to ...  
WO/1997/018408A2
A sandwich bellows construction including three ply members has been provided. In a preferred embodiment of the invention, the outer plies (22, 26) are metal, while the inner ply (30) is an elastomer. In one preferred embodiment of the i...  
WO/1997/006349A1
An improved spring brake actuator includes a dome (42) extending into the service chamber (36) from the center housing (32). The spring chamber push rod (22) is formed with a plate (40) having a cross section corresponding to the dome (4...  
WO/1996/036823A1
The invention relates to a hydraulic clamping device for a traction mechanism having a spring-loaded piston (8) movable in a cylinder (6) in which an exchange of volume between a high-pressure chamber (9) in the cylinder (6) and a partia...  
WO/1996/035895A1
A protective bellows (4), such as for protecting the transmission of a motor vehicle, comprises bellows turns (5) extending between large and small diameter fixing collars (6, 8). The large diameter fixing collar (6) is secured around th...  
WO/1996/027095A1
A gas valve comprising a valve body which is capable of butting against a valve seat so as to close the gas valve. The valve body comprises a membrane which is fixed in the valve housing at its outside edge, in such a manner that a contr...  
WO/1996/027096A1
A housing for a gas valve or the like, said housing comprising a first housing portion, which is connected to a second housing portion with the interposition of a flexible sealing element, whereby each housing portion is provided with a ...  
WO/1996/023143A1
A flexible protective sleeve for rotary joints and hinges, consisting of a flexible tapering sleeve with a bellows in which the region (A) for fastening the larger diameter end comprises at least one ring-shaped crease (8) with sloping s...  
WO/1996/015395A1
A protective bellows (24) covers over the end of, and protects the mechanism within, the casing (6) of a universal or articulated joint (5). The universal joint (5) is of normal construction, itscasing (6) being drivingly connected to an...  
WO/1995/009998A1
A boot assembly (30) for mounting a pipe (20) in an opening (28) of a sump wall (24). The boot assembly (30) having a flexible boot member having a sleeve section (36) embracing the pipe (20) mounted in the sump wall (24), an annular rin...  
WO/1995/006205A1
This invention provides a conductive strand embedded in a diaphragm in which the strand undergoes changes in electrical properties upon being subjected to stress. A change in electrical conductivity is recorded by an electrical monitorin...  
WO/1995/000381A1
The elastic membrane described is designed as a flat, three-dimensional object. It has prominences and recesses. This makes it possible for the membrane to flex substantially free of stress, in particularly free of tensile stress, in all...  
WO/1994/029594A1
A flexible pump diaphragm (1) for pumping fluids is described in which the diaphragm (1) has a number of ribs (13) or troughs (13) located radially across its circumferential flexure portion.  
WO/1994/029593A1
A flexible pump diaphragm (1) for pumping fluids is described in which the diaphragm (1) has a number of ribs (13) or throughs (13) located radially across its circumferential flexure portion.  
WO/1994/025773A1
A protecting cap (6) for a disk brake cylinder (1) has a ring-shaped bellows (7), a fastening bead (8) engaged in a ring-shaped groove (9) of the piston (3) of the brake cylinder (1) at a first end of the bellows (7 ) and a stiffening in...  
WO/1994/023182A1
The diaphragm (2) has an outer flange and an inner portion which is deflectable relative thereto, the inner portion having a lone, primary annular corrugation (12) connecting a center (4) of the inner portion to the outer flange and whic...  
WO/1994/020259A1
A device for positioning a flexible constant velocity joint boot (27) to a shaft (17). A sleeve (1 or 2) comprises a cylindrical portion (7) enveloping the outer constant velocity joint (13) and a conical portion (9) receiving the drive ...  
WO/1994/007062A1
A protective boot (28) comprising a flexible hollow bellows member (30) configured to operatively house a reciprocating mechanical structure (12/14) therein to isolate the reciprocating mechanical structure (12/14) from dust, moisture an...  
WO/1994/005555A1
A container includes: an opening; a lid for closing the opening; and a bellows portion, on which groove-shaped concave portions extending over the circumference of a body portion and convex portions projecting relatively to the concave p...  
WO/1994/004334A1
This invention provides a densified previously expanded PTFE article having remnants of a fibril and node structure and a process for producing the article. A PTFE shape is compressed through the application of heat and pressure while th...  
WO/1994/002343A1
A diaphragm (60) for a brake booster (10) having an annular inner bead (62) with first and second radial surfaces (86, 70) separated by an apex (82). The second radial surface (86) has a plurality of indentations (80) that extend from th...  
WO/1993/018305A1
A pump (10) has a pump body (11) which at least partly encloses a pair of opposing pump chambers (12) and (13). Mounted in the body (11) are a pair of flexible diaphragms (14 and 15) which divide the respective chambers (12 and 13) into ...  
WO/1993/016875A1
A composite diaphragm containing a flexible composite of a flexible polymer and an expanded polytetrafluoroethylene fabric on which is adhered to one surface a solid polytetrafluoroethylene layer. Additionally a composite diaphragm is di...  
WO/1993/012562A1
The invention concerns a switch device with a pressure-equalization element (20) inserted in a recess in the main body (10) of the contact strip (11) so that the pressure can be equalized between the inside of the housing (17) and the su...  
WO/1993/007406A1
A protective bellows (1) for movable parts of a tool, such as a scissors-type lifting table, comprises at least three sheet-like bellows blanks (2), which are interconnected so as to form a tubutlar unit. The interconnected edges (3) of ...  
WO/1993/004297A1
A protecting cap (6) for the cylinder (1) of a disk brake has ring-shaped bellows (7), a securing bead (8) arranged at a first end of the bellows that engages an annular groove (9) in the piston (3) of the cylinder (1) and a stiffening i...  
WO/1993/000237A1
The invention relates to a load-dependent twin braking power regulator, the switchover pressure of which is determined by a lever (24) via a rocker component (17). The casing (1) is extruded. It has so far been customary to grind out a l...  
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...  
WO1992011190A3  
WO/1992/013159A1
A compound building member (1) for use in fabricating structures includes a plurality of strip form elements (4, 6, 8, 10, 12, 14) helically wound in complementary fashion and intertwined to form a cylindrical lattice body (2) that exten...  
WO/1992/011190A2
A device for delivering an aerosol, comprising: a casing member (14), a valve stem (12), and a diaphragm (16), wherein the diaphragm comprises a thermoplastic elastomer comprising an ethylene/1-butene copolymer. Also disclosed are sealin...  
WO/1992/008853A1
The invention relates to a releasable structural bond, being well suitable for establishing releasable, so-called momentary connection for structural elements, in particular nodal points of lattice structures, comprising a negative recei...  

Matches 451 - 500 out of 6,930