Class 267/173 - Including lever

Subclass of Class 267 - Spring devices
Definition: Spring device in which the end thrust member constitutes,
No. of patents: 22
Last issue date: 09/25/2007

Number	Title	Issue Date
7273201	Tiltable mountings for payloads A tiltable mounting as claimed in any of the preceding claims, wherein the lever has a conical shaped roller engaging the cam, the roller being mounted for rotation on the lever about an axis which passes through the pivotal axis of the lever and the conical surface...	09/25/2007
7249776	Opposing spring resilient tension suspension system A suspension and method applies the unsprung weight of the wheels and axles to reduce the motion of the sprung weight of chassis. The suspension has a load bolster supporting the sprung weight at a ride height and a rebound member between the wheel axle support and ...	07/31/2007
7032913	Opposing spring resilient tension suspension system A suspension and method applies the unsprung weight of the wheels and axles to reduce the motion of the sprung weight of chassis. The suspension has a load bolster supporting the sprung weight at a ride height and a rebound member between the wheel axle support and ...	04/25/2006
6375175	Lifting mechanism The invention relates to a lifting mechanism for spring-assisted actuation of a covering means of a dishwasher such as a door or shutter, having at least one lever which is mounted on a shaft and is connected to a tension spring. Arranged, in this case, b...	04/23/2002
6262382	Extended keyhole slot An improved switch mechanism having a housing formed to provide a Z-shaped slot to facilitate the assembly of the spring arm components into the housing....	07/17/2001
5833317	Automotive seat back recliner The seat back flanges (32) mount a seat back (34) to a seat frame for reclining movement relative to the seat frame and a control mechanism controls the pivotal movement of the seat back (34). The control mechanism includes a tubular cylinder (54) and a f...	11/10/1998
5620173	Double-acting distributed pressure vibration proof structure A double-acting distributed pressure vibration proof structure is comprised of three or more than three relatively iter-linked bodies, whereof each inter-linked body is coupled with the respective end joint hinges and the middle joint hinge to the V-shape...	04/15/1997
5211369	Sprung seat frame for a seat A sprung seat frame for a seat comprises a seat plate for carrying for example upholstery and a base plate for mounting the seat for example on a motor vehicle floor. A scissor-type lever assembly comprising first and second levers which cross and are piv...	05/18/1993
5188200	Device for obtaining the operating symmetry of a bicycle brake A device for generating the synchronism of actuation of the two calipers (1,2) of a caliper brake for bicycles fulcrumed onto the frame by means of a pivot bolt (3) comprising a rocking lever (K) fulcrumed about a pivot (6) integral with a support plate (...	02/23/1993
5105673	Setting-up apparatus of over-centering coil spring A setting-up apparatus of over-centering coil springs comprises a base plate having a first opening, an oscillating member having a second opening and journalled on the base plate so as to be displaced between a first position and a second position, a coi...	04/21/1992
5016862	Vibration isolation arrangement A vibration isolation arrangement, for example for supporting a stretcher in an ambulance, comprises a lever (16) which extends between a base structure (6) and a support frame (4). The lever (16) can pivot about a fulcrum (30) and is acted upon by a spri...	05/21/1991
4909866	High strength spring and its process of manufacturing A high strength spring is made of steel of which composition consists of 0.6 to 0.7 wt % of C, 1.2 to 1.6 wt % of Si, 0.5 to 0.8 wt % of Mn, 0.5 to 0.8 wt % of Cr, 0.05 to 0.2 wt % in total of one or more than one of V, Mo, Nb and Ta and the balance of Fe...	03/20/1990
4869459	Valve operators A spring return valve operator for actuating a valve is comprised of a spring return actuator which is loadmatched to a valve load and extracts a large fraction of its spring energy storage capacity, and a controlled actuator which is load matched to the ...	09/26/1989
4778162	Device for connecting a helical compression spring to the trailing arm in the wheel suspension of a motor vehicle A device for connecting a helical compression spring to the trailing arm in the wheel suspension of a motor vehicle. Bending stresses on the spring are prevented by supporting it on the trailing arm through a support that is mounted in a bushing rigidly a...	10/18/1988
4768762	Means and method to counterbalance the weight of a body The weight of a pivoted body is counterbalanced by a spring acting on a cam connected to that body to pivot therewith. A band, connected to that spring, attaches to the cam and wraps around the cam. The cam's profile is contoured to produce moment arms of...	09/06/1988
4687022	Pressure relief valve and regulator A pressure relief valve and regulator in which the valve chamber has a side port for connecting to the pressure line to be monitored. The valve seat opens to an exhaust and has a diameter slightly larger than the chamber diameter. The valve incorporates a...	08/18/1987
4457393	Suspension device for motorcycle Disclosed are suspension devices for motorcycles, in which the rear wheel is rotatively supported by rear ends of right and left side swing arms front ends of which are pivotally connected to rear low-portion of the vehicle frame, one end of a link lever ...	07/03/1984
4400186	Constant tension device for filter bag A constant tension device is provided for use with a filter bag. The device includes a spring and a linkage assembly for applying tension to the filter bag. The linkage assembly is designed such that a substantially constant tension is applied to the bag ...	08/23/1983
4175764	Motorcycle wheel suspension device A wheel suspension device for attachment to the swing arm of a motorcycle with a pair of such devices serving to couple the lower ends of the motorcycle shock absorber units to the motorcycle swing arm. Each device includes a base on which is swingably mo...	11/27/1979
4081187	Springing device particularly for vehicles Helical spring is mounted between two lever arms which are hinged together at one end; the spring is attached at its ends to disks which are pivoted rotatably to the lever arms, the spring axis being parallel but eccentric to the line joining the two pivo...	03/28/1978
4057238	Adjustable effectiveness support spring device An adjustable-effectiveness support spring device for vibration-isolating support of an airborne load subject to varying g forces in both positive and negative directions. A vertically movable load support rod is interconnected for support by a mounting b...	11/08/1977
4006873	Spring support A spring support device has a housing; a coil spring having one end supported in the housing and another end carrying a spring disc; at least two bell crank levers arranged on the spring disc symmetrically to the coil spring; and a fulcrum slidably and pi...	02/08/1977

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Class 267/173 - Including lever