Class 267/269 - Including elastomeric material

Subclass of Class 267 - Spring devices
Definition: Spring device including a portion formed of rubber or a
No. of patents: 38
Last issue date: 05/06/2008

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Number	Title	Issue Date
7367551	Elastomeric bush bearing with improved torsion characteristic The invention is directed to an elastomeric bush bearing. A bearing of this type is substantially unaffected by torsional loads and has a simple design. The proposed bush bearing includes, in a conventional manner, an inner sleeve formed as a hollow cylinder, a slee...	05/06/2008
7354054	Link assembly for a vehicle suspension system A suspension link assembly for a vehicle suspension system. A preferred form comprises only three different kinds of components. The components are a stud shaft, a sleeve nut and a grommet. In an alternative form a barrel-shaped, molded plastic spacer is added. The ...	04/08/2008
7338035	Foundation shock suppressor A shock suppressor has at least two sliding units stacked in an alternate manner, and each sliding unit consists of a moving base, a connecting base and at least one rod. The connecting base is moveably combined with the moving base via the at least one rod. At leas...	03/04/2008
7264252	Rubber auxiliary suspension with stages under tension for vehicle axles in general An auxiliary suspension system operating on stages of loaded rubber for axles of vehicles in general includes a pair of concentric tubes, one outer and one inner, with rubber applied to the surfaces of contact. As the tubes turn one inside the other, they put the ru...	09/04/2007
7246797	Method for damping vibrations and a method for mounting the device Device for damping vibrations of a vibration surface (21) of the frequency tuned resonance damping kind consisting of one or several elastic damping elements (1–4) and a vibration body (5) supported by the damping elements which together are t...	07/24/2007
7215713	Method to minimize compatibility error in hierarchical modulation The present invention involves a method and system for transmitting two levels of data in a hierarchical transmission schema. A first modulated signal is generated based on first input. A second modulation signal is generated based on a second input that has a data ...	05/08/2007
7210673	Method for relieving spring seat mounting stresses A spring assembly includes a spring seat clamped to a leaf spring at a center portion. The spring seat includes a cutout for distributing clamping stresses in a substantially uniform manner across the leaf spring. The cutout provides a relief for a central portion o...	05/01/2007
7198282	Cross member A cross member for a heavy duty over-the-highway tractor having an integral fifth wheel hitch such that the fifth wheel hitch is connected to the cross member rather than to brackets mounted to the frame rails of the vehicle. In one embodiment, the fifth wheel hitch...	04/03/2007
7198530	Resilient mount system for an outboard motor The support structure for an outboard motor provides a connection bar between an engine support structure and a steering structure. A tubular outer member is spaced apart from the attachment bar and connected to the attachment bar with an elastomeric member. Vibrati...	04/03/2007
7090208	Rubber bushing A bushing assembly for a vehicle suspension system includes first and second bushing components that are fixed to a central pin. The pin is supported on a suspension component and includes pin ends that are mounted to an axle housing component. A washer is supported...	08/15/2006
7044492	Connection arrangement comprising a fifth wheel Coupling arrangement intended for mounting on a towing vehicle provided with parallel frame side members and for coupling the towing vehicle detachably to a towed vehicle such as a trailer. The arrangement incorporates a fifth wheel which is tiltably connected to th...	05/16/2006
7032912	Rotating instrumented suspension stop for measuring vertical forces A suspension stop for a motor vehicle wheel assembly comprising a fixed member adapted to be fixed to the chassis (2) of the vehicle and a rotating member adapted to be fixed to the suspension spring (4) so as to be rotationally moved under the effect ...	04/25/2006
6991223	Composite leaf spring having an arcuate attachment arrangement for vehicle mounting A suspension system includes a composite leaf spring having an arcuate segment that is located between a retaining pin and a bumper. The retaining pin includes a shank surrounded by a resilient tube. The bumper is located adjacent a rear wall of the bracket opposite...	01/31/2006
6942205	Spiral rolled laminated bushing A laminated bushing is formed from a metal sheet having resilient material disposed on one side by spirally winding the metal sheet about a longitudinal axis to form a spirally shaped cavity. The resilient material is disposed within the spirally shaped cavity and t...	09/13/2005
6845994	Gripped bushing system with alternating radial stiffness A stabilizer bar assembly for an automotive vehicle includes a stabilizer bar, a bushing mounted to the stabilizer bar that has a first stiffness in a first radial plane, and a second stiffness in a second radial plane approximately perpendicular to the first radial...	01/25/2005
6811170	Leaf spring rear axle vehicle suspension In a leaf spring suspension for a rear vehicle axle including a rigid axle body, wherein the suspension comprises leaf springs extending in the longitudinal direction of the vehicle at opposite sides of the vehicle and the leaf springs have front and rear end suppor...	11/02/2004
6793226	Suspension for a large round baler A large round baler includes a pair of ground wheels carried at opposite ends of an axle which is suspended from the frame of the baler by a pair of parallel, transversely spaced arms having first ends secured to the axle, and having second ends coupled to the frame...	09/21/2004
6659438	Mount with dual stiffness A mount with a first attachment member; a second attachment member spaced from the first attachment member; and resilient members joining the first and second attachment members, each of the resilient members having at least one void, the voids being coll...	12/09/2003
6450488	Isolator pad for a motor vehicle leaf spring A plastic isolator pad having a top wall and opposing side walls depending from the top wall. The isolator pad is typically used for supporting an outboard end of a leaf spring. The isolator pad typically includes a plurality of webs which extend from a b...	09/17/2002
6354574	Leaf spring tip insert A vehicular leaf spring tip insert is provided. The insert includes a pad portion providing a liner between adjacent leaf spring tips, at least one shank portion extending from the pad portion to a free end, the shank portion having a generally axial bore...	03/12/2002
6311960	Leaf spring tip insert with semi-liquid or thermally deformable retention pin A vehicular leaf spring tip insert is provided. The insert includes a pad portion providing a liner between adjacent leaf spring tips, at least one shank portion extending from the pad portion to a free end, the shank portion having a generally axial bore...	11/06/2001
6176478	Rubber shear spring add-on assembly for leaf spring and method relating thereto A rubber shear spring add-on assembly for the leaf spring of an automotive vehicle, the rubber shear spring add-on assembly being connected between the rear end of the leaf spring and the frame, the rubber shear spring add-on assembly including a spring c...	01/23/2001
6092823	Bicycle flexible joint A flexible joint for a vehicle frame having at least two (2) frame members. The flexible joint comprises a resilient, flexible member defining a longitudinal axis. Attached to the flexible member is a pair of adaptor members. The adaptor members are attac...	07/25/2000
6019384	Leaf spring suspension system A suspension system for a vehicle includes a frame, a wheel support member, a leaf spring secured to the wheel support member, a first connector for first pivotally connecting one end of the leaf spring to the frame, a torsion spring having a central shaf...	02/01/2000
5897107	Roller bushing assembly A roller bushing assembly (21d, 21e, 21f) designed to enable a low tolerance, frictional fit within an out-of-round or otherwise distorted support member (5, 9) includes a bushing member (29a, 216) having an outer surface (102) machined to provide various...	04/27/1999
5887881	Leaf spring attachment member A suspension system for supporting a frame member on one side of a vehicle chassis on the adjacent end of an axle includes first and second frame brackets, a single-leaf leaf spring, a leaf spring attachment member and a wear plate. The first and second f...	03/30/1999
5699865	Antivibration device for mounting between a motor unit and a handle unit The invention relates to an antivibration device between a motor unit 2 and a handle unit 9 of a portable handheld motor-driven chain saw 1. The antivibration device includes a sleeve-shaped elastic base body 6 having one of its ends 36 in a receptacle 20...	12/23/1997
5560590	Friction control suspension assembly and friction control device for vehicles A vehicle suspension friction control assembly includes vehicle suspension having at least two elements which are slidable with respect to each other in the fore-and-aft direction thereof. The assembly also includes a friction control device comprising a ...	10/01/1996
5542652	Anti-friction pad for a bushed pivot point connection of a main leaf spring and a secondary leaf spring An anti-friction pad for a bushed pivot connection of a main leaf spring and a secondary leaf spring of a spring mounted air spring suspension of a vehicle. The pivot connection includes a bushing, a main leaf spring having an eye receiving the bushing an...	08/06/1996
5362095	Resiliently mounted cantilever spring supported air spring suspension A vehicle suspension of simple design which provides selectable axle heights with reference to the vehicle chassis with minimal component change. The simple but rugged design provides maximum transverse stability by spring form and bushing design and by r...	11/08/1994
5020824	Device for mounting a composite material leaf spring A suspension for a vehicle having tandem axles includes a composite leaf spring connected between the axles. The leaf spring is constrained to bend about a transverse axis by a fixed elastic support having a concave, arcuate bottom surface whose center co...	06/04/1991
4768807	Wheel suspension A motor vehicle wheel suspension has a composite leaf spring arranged transversely supporting a wheel support. A pivot retainer and tuneable rubber bushing arrangement supports the spring on the vehicle frame so that the spring is positively retained ther...	09/06/1988
4565356	Bushing construction for a fiber reinforced plastic leaf spring A fiber reinforced plastic leaf spring including a curved central section and a pair of end sections, each having a bushing to receive a connecting member. The spring is formed from a plurality of longitudinally extending substantially continuous strands ...	01/21/1986
4322061	Tandem spring suspension with leaf rotation stop A leaf spring suspension assembly (12) for a truck or trailer (18) includes a plurality of leaf springs (20) arranged in a vertical relationship. The leaf springs (20) are mounted to a vehicle through a trunnion assembly (28) which permits for flexure of ...	03/30/1982
4109979	Elastic coupling An elastic coupling for two elements having non-uniform characteristics of rigidity, the coupling being constituted by two interfitting parts held fast by an elastic sleeve having zones weakened by free spaces made between one part and the sleeve at the e...	08/29/1978
4083545	Spring shackle assembly An improved spring shackle assembly is utilized in an improved vehicle suspension system and includes a pair of socket assemblies which connect an end portion of a leaf spring with a mounting bracket. Each of the socket assemblies includes a rigid metal h...	04/11/1978
4061364	Leaf spring suspension system A leaf spring suspension system including a compliant front leaf spring hanger assembly for supporting the front end of the longest or main leaf spring and operatively connecting same to the vehicular side rail, the hanger assembly including a pair of opp...	12/06/1977
3933367	Dual leaf spring suspension For a motor vehicle suspension of the type including dual leaf spring assemblies and a connecting rocker arm, a pair of elongated generally coextensive downwardly arched leaf springs in laminar coactive load-supporting relation include a front end attachm...	01/20/1976

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Class 267/269 - Including elastomeric material