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Damping valve

Patent Number: 8109372
Publication Date: 2012-02-07
Inventor: Berger, Stefan

A damping valve includes a valve body, the valve body having at least one through hole and a valve seating surface. There is at least one valve disk configured to mate with the valve seating surface and at least partially seal the through hole and a first spring configured to bias the at least one valve disk towards the valve seating surface. A stop ring is configured to support the first spring on a first surface and an intermediate ring is configured to be supported by the stop ring on a ...

Damper

Patent Number: 8109371
Publication Date: 2012-02-07
Inventors: Kondo, Takuhiro; Inoue, Hirofumi

A damper is comprised of an actuator (A) connected to a sprung member (B) side of a vehicle, the actuator (A) including a motion converting mechanism (T) for transforming a linear motion into a rotational motion and a motor (M) to which the rotational motion resulting from the transformation by the motion converting mechanism (T) is transmitted; a hydraulic damper (E) including a cylinder (C), a piston (P) inserted slidably into the cylinder (C) and defining two pressure chambers within the ...

Electric linear-motion actuator and electric brake assembly

Patent Number: 8109370
Publication Date: 2012-02-07
Inventor: Yamasaki, Tatsuya

An actuator has planetary rollers disposed between a rotor shaft of an electric motor and an outer ring member fixed around the rotor shaft. The planetary rollers are rotated about the axis of the rotor shaft and about their own axes, thereby converting rotary motion of the rotor shaft to linear motion of the planetary rollers A helical groove is formed in the radially outer surface of each planetary roller in which a helical rib formed on the radially inner surface of the outer ring member ...

Resilient shock-absorbing device

Patent Number: 8104593
Publication Date: 2012-01-31
Inventor: Lin, Keng-Hsien

A resilient shock-absorbing device includes an absorber body having a first absorber layer including a plurality of longitudinal first outer tube halves heat-sealed to each other and each having two transversely opposed first longitudinal ends contacting respectively adjacent first longitudinal ends of two adjacent first outer tube halves, and a plurality of first heat-seal seams each interconnecting two adjacent first longitudinal ends that contact each other, and a second absorber layer ...

Damper device

Patent Number: 8104592
Publication Date: 2012-01-31
Inventor: Okabayashi, Shunsuke

A damper device includes a cylinder body and a piston body. At least one of the cylinder body and the piston body is attached to an article subject to damping so that the damping is applied to a movement or a relative movement of the article subject to the damping. The damper device has a run-through hole formed in an inner recess part of the cylinder body facing the piston body, and a stopper body having a shaft part, which is inserted into the run-through hole. A dimension of insertion of ...

Magnetic valve for shock absorbers

Patent Number: 8104591
Publication Date: 2012-01-31
Inventor: Barefoot, Darek C.

A shock absorber having a valve controlling the flow rate of fluid between a compression chamber and a rebound chamber in a housing and separated by a piston. The valve has an orifice component and a blocker component, one of which has a permanent magnet, and the other of which has a magnetically permeable material. Upon the application of sufficient fluid pressure, the blocker component is forced away from the orifice component, despite the magnetic bias that tends to attract the two ...

Railcar brake head

Patent Number: 8104590
Publication Date: 2012-01-31
Inventors: Fortuna, Rudolph S.; Centeno, Joseph

A railcar brake head having an upper end, a lower end, and a pair of sides. The brake head further includes an elongated concave keyway defining an elongated axis and opening to the upper and lower ends of the brake head. At least a portion of the keyway is defined between a rear wall and spaced transversely extending upper and lower lugs. A front surface of each lug is adapted for mounting engagement with a brake shoe. The longitudinal spacing between the centralized upper and lower lugs ...

Electro-hydraulic brake actuator for vehicle brake

Patent Number: 8104589
Publication Date: 2012-01-31
Inventors: Ollat, Xavier; Guo, Yingpei; Lotter, Robert

An electro-hydraulic brake actuator for a vehicle can include an electric motor configured to operate at about 28 Vdc, and to operate at about 2 Amps or less to hold a vehicle brake in a disengaged position. A hydraulic master piston can be operatively coupled to the electric motor, the hydraulic master piston configured to slidingly move within a master cylinder fillable with a hydraulic fluid such that advancement of the master piston within the master cylinder varies the hydraulic ...

Chock apparatus

Patent Number: 8104588
Publication Date: 2012-01-31
Inventors: Curlee, Dennis Ray; Curlee, David Eric; Fox, Steven Richard; Gang, Fu Yong; Yueming, Jin

An apparatus for supporting a motorcycle in an upright position. The apparatus includes a base and a wheel stop coupled thereto. A cradle is pivotably coupled to the base and includes a pair of clamp members slidably coupled thereto. The pair of clamp members are biased away from each other. In other embodiments, a chock apparatus and a method of holding a motorcycle in an upright, stable position using a chock apparatus are ...

Energy-absorbing device, in particular in the form of a safety device against shock loads for a track-borne vehicle

Patent Number: 8100237
Publication Date: 2012-01-24
Inventors: Beika, Uwe; Ende, Sascha

An energy-absorbing device in the form of a safety device against shock loads for a track-borne vehicle includes an energy-absorbing member and a mating member. The mating member co-operates with the energy-absorbing member in such a way that, if a critical shock force applied to the energy-absorbing device is exceeded, the mating member and the energy-absorbing member move relative to one another, towards one another, while at the same time absorbing at least some of the shock energy which ...

Shock absorber having self pumping unit

Patent Number: 8100236
Publication Date: 2012-01-24
Inventors: Jung, Woo Jin; Hyun, Myung Hwa

A shock absorber, in which external gas is sucked by movement of a piston rod to obtain compressed gas, which is used for inhibiting the “lag” phenomenon. A piston valve is connected to one end of a piston rod received in an inner shell and moved between rebound and compression strokes, an inner space of the inner shell being divided into a rebound chamber and a compression chamber by the piston valve. A reservoir chamber is provided in an outer shell outside of the inner shell to ...

Controllable hydraulic bearing

Patent Number: 8100235
Publication Date: 2012-01-24
Inventors: Siemer, Hubert; Meyer, Burkhard; Loheide, Stefan; Burwinkel, Josef

A controllable hydraulic bearing for damping vibrations in a defined frequency band is proposed, which includes an elastomeric body (1), two chambers which are filled with a magneto-rheological fluid and connected with one another by at least one channel (2), with the chambers having at least partially flexible chamber walls, wherein the buckling spring rate of the chamber walls represents a measure for a pressure change due to the volume displacement between the chambers, and ...

Manually guided implement and method of producing a brake mechanism of a manually guided implement

Patent Number: 8100234
Publication Date: 2012-01-24
Inventors: Stehle, Hans Peter; Schmidt, Viktoria

A manually guided implement having a tool and a brake mechanism for the tool. The brake mechanism includes a brake band that is looped about a brake drum. The brake band and the brake drum form abrasion partners that cooperate with one another during a braking process. At least one of the abrasion partners has a coating. The coating is provided with diamond particles that are embedded in a matrix that contains nickel. The coating is effected in a nickel bath in which the diamond particles ...

Disc-brake vibration damper

Patent Number: 8100233
Publication Date: 2012-01-24
Inventor: Picot, Pascal

A disk brake vibration damper comprising a cylindrical element (4) equipped on its cylindrical peripheral surface (41) with a layer of a supple material (5) which exhibits properties of adhesion with the materials of the piston (3) and of the cylindrical element (4). This cylindrical element (4) is intended to be positioned inside an axial cavity (30) of the piston with the layer of supple material (5) in contact with the interior wall ...

Actuating device for a brake

Patent Number: 8100232
Publication Date: 2012-01-24
Inventors: Gradert, Detlef; Groetzinger, Thomas; Förster, Henning; Beier, Peter

The invention relates to an actuation device for a brake (40, 41, 42, 43, 50), for applying an output force (F_A) to means (40, 41, 42, 43, 50) which generate braking force, depending on an input parameter (F_E), comprising a lever (1) and a force generator (7) which brings a force (F_Feder) to bear on the lever (1) at an effective angle (α), relative to the longitudinal axis of the lever (1). Furthermore, an ...

Self-locking descender with disengageable handle

Patent Number: 8100231
Publication Date: 2012-01-24
Inventors: Petzl, Paul; Maurice, Alain; Chabod, Pierre Olivier

A self-locking comprising a pulley in the form of a rotary cam, a brake shoe, and an actuating handle of a mechanism with an interruptible mechanical link between the pulley and handle after an intermediate position has been passed causing disengagement of the pulley and automatic return of the cam to a locking position. The mechanism comprises a selector with a pushbutton coupled with an operating means designed to occupy an active position or an inactive position to respectively disable ...

Breakdown preventive device of rotary damper

Patent Number: 8096393
Publication Date: 2012-01-17
Inventors: Takahashi, Hideaki; Saito, Takahiro

In the breakdown preventive mechanism of a rotary damper, when the upper rotor is rotated in one direction, a communication path is formed between the valve body and the lower rotor, and the pressure in the pressure chamber is formed between the lower rotor and the lower housing is lowered, and rotation is easily performed. When the upper rotor is rotated in another direction, the viscous fluid does not flow between the valve body and the lower rotor, and the pressure in the pressure ...

Light weight bicycle brake assembly

Patent Number: 8096392
Publication Date: 2012-01-17
Inventors: Edwards, Bruce Philip; Edwards, Craig Hawley

A light weight brake assembly for bicycles is disclosed. Some embodiments of the invention are designed to enhance assembly adjustability, for example to accommodate geometric variations that occur with various bicycle frame and wheel geometries. Some embodiments of the invention are designed to allow for a brake leverage that can be non-linear and capable of multiplying during brake actuation so that braking force increases more rapidly than brake lever force applied by the user. Some ...

Fork with integrated braking system

Patent Number: 8096391
Publication Date: 2012-01-17
Inventors: White, Philip; Chan, Rodney Mathew; Schmider, John

A cycle with a wheel-supporting structure comprising a crown section and a pair of forklegs, a brake assembly with lever arms mounted at least partially within cavity openings within each fork leg to reduce aerodynamic ...

Drum brake shoe

Patent Number: 8096390
Publication Date: 2012-01-17
Inventors: Dupas, Christophe; Perez, Miguel; Cornic, Matthieu

Drum brake shoe, particularly for a motor vehicle, in which a brake cable (64) has an end terminal (66) for attachment to a lever (50) that acts on the shoe (4), this shoe comprising a rigid web one edge of which is formed with a cut-out (90) providing access to the cable (64) attachment end terminal (66) to make it easier to detach this ...

Cable connector for use in a brake actuating system

Patent Number: 8096389
Publication Date: 2012-01-17
Inventors: Revelis, Peter; Herman, Ryan; Sykes, Michael

The present application discloses a cable connector for use in attaching an input cable to an actuator in a vehicle braking ...