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| Number | Title | Issue Date |
| 7543692 | Cam actuated drum brake A cam for a brake is provided that allows for greater brake shoe travel and thicker brake linings while providing the same or greater mechanical force as compared to conventional cams. One or more lobes of the cam include multiple portions having varying profiles in... | 06/09/2009 |
| 7434668 | Brake cable connecting apparatus A brake cable connecting apparatus that prevents a connecting pin from falling out, and whereby it is unnecessary to adjust the insertion depth of the connecting pin. The brake cable connecting apparatus comprises a regulating projection in the strut to prevent over... | 10/14/2008 |
| 7249657 | Wheelchair and one-piece molded braking support wheel therefor A molded braking and support wheel assembly for a multi-wheeled wheelchair for a handicapped person. The wheel assembly includes a braking support wheel molded as a single unit of plastic or plastic-like material having concentric components including a tire receivi... | 07/31/2007 |
| 7178643 | Drum brake apparatus A cam mechanism 7 provided as a shoe drive mechanism includes a cam supporting plate 21 being loosely and rotatably fitted on an anchor pin 10 for receiving a shoe operating force, a first cam plate 23 rotatably connected to the cam suppo... | 02/20/2007 |
| 7100746 | Motor vehicle drum brake and related assembling method In order to facilitate assembly and disassembly of a vehicle, the invention provides a method of assembling and disassembly a drum brake (1). In this assembly and disassembly method, the operating spacing of two brake shoes (4 and 5) inside a dr... | 09/05/2006 |
| 7077249 | Drum brakes with interconnected multi-degrees-of-freedom shoes This invention is a new type of drum brake and its variants for motor vehicles, the shoe mechanism assembly of which has at least one set of interconnected shoe mechanism and automatic adjusting mechanism of brake clearance. The interconnected shoe mechanism consist... | 07/18/2006 |
| 7044275 | Drum brake device In a drum brake device having a shoe drive cam, the braking force of which is mechanically controlled according to a reaction force acting on an anchor pin by a brake shoe, the cam plate 76 pivotally supported by the anchor pin 10 and the lever plate | 05/16/2006 |
| 7011194 | Drum-in-hat torque limiter A parking brake having first and second brake shoes each of which has a first end that engages an anchor post on a backing plate and a second end that engages an adjuster. An actuator that is located adjacent an anchor post engages a first end and an adjuster engage... | 03/14/2006 |
| 6988597 | Mechanically applied/hydraulically released brake A spring applied/hydraulically released brake mechanism for a mechanical brake including an actuator lever extending between a movable piston, which piston is normally biased to a closed position by a spring with a selective pressurization of a chamber on the other ... | 01/24/2006 |
| 6962241 | Brake cable connecting apparatus for a drum brake device A cable disengagement prevention configuration for a drum brake device that provides a simple and safe connection of a brake cable to a brake lever and reliably prevents disengagement of the brake cable after connecting the brake cable to the brake lever. The cable ... | 11/08/2005 |
| 6942074 | Drum brake system for vehicle A drum brake system adapted to transmit force to left and right levers for evenly contacting the left and right shoes to the drum when the driver depresses the brake pedal. The force is transmitted from a wheel cylinder, thereby resulting in an effective braking act... | 09/13/2005 |
| 6877592 | Mechanical actuator for a drum brake A drum brake operating device effectively eliminated the possibility of damaging a brake cable has efficient logistics, and excellent performance in engaging and disengaging the brake cable. A cable end 27a of an inner cable 27 is hooked ... | 04/12/2005 |
| 6742633 | Linkage for joining a lever to a brake cable A linkage for connecting a brake cable to an actuator lever in a drum-in-hat park brake assembly. The linkage is defined by a continuous wire that is shaped into a base with parallel and adjacent first and second legs located in a first plane perpendicular to the ba... | 06/01/2004 |
| 6732840 | Brake cable connecting apparatus for a drum brake device A brake cable connecting apparatus of a brake-actuating mechanism for a drum brake is mainly composed of a brake lever (22) and a strut (21). A cable end (24a) of a brake cable (24) is snapped into a free end (22e) of... | 05/11/2004 |
| 6729449 | Drum brake A drum brake having a disc with a peripheral surface with a plurality of radial guides interspersed between a first radial abutment and a second radial abutment. The plurality of radial guides receive a first arcuate channel member on a first brake shoe and a second... | 05/04/2004 |
| 6718845 | Pedal assembly with radially overlying sensor and hysteresis A brake cover (18) and shaft (24) rotate with a pedal lever (20) relative to a central section (14) of the housing (12) rotate a pedal gear (76). The pedal gear (76) rotates a sensor gear (74) to rotate a senso... | 04/13/2004 |
| 6681902 | Brake shoe mounting system for a vehicle brake assembly This invention relates to a brake shoe mounting system for a vehicle brake assembly. The vehicle brake assembly brake shoe mounting system includes a brake mounting member and a pair of brake shoes slidably supported relative to the brake mounting member.... | 01/27/2004 |
| 6666302 | Parking brake device including pivotable brake lever which extends through aperture of backing plate A parking brake device for a vehicle, including: (a) a backing plate which is fixed to a body of the vehicle such that the backing plate is held substantially perpendicular to an axis of a wheel of the vehicle; (b) first and second arcuate brake shoes whi... | 12/23/2003 |
| 6651789 | Limiter means for a release spring of a brake cable A drum-in-hat park brake assembly for a vehicle wherein first and second brake shoes are retained and aligned on a backing plate by first and second pins. The first and second shoes are moved into engagement with a drum by a force applied to an actuator b... | 11/25/2003 |
| 6640936 | Brake cable connecting apparatus for drum brake A brake cable connecting apparatus is structured to prevent the inadvertent disengagement of a cable end from the brake lever while transporting a drum brake. The bridge portion (11e) of the strut (11) extends above the free end (12e) of the brake lever (... | 11/04/2003 |
| 6612407 | Drum brakes A method of attaching a brake cable assembly onto a drum brake assembly is disclosed for a new form of brake cable having a cable inner portion with an end fitting and a cable outer portion comprising a cable sheath and a guide. The cable guide is inserte... | 09/02/2003 |
| 6581735 | Drum brake device A drum brake device having a brake lever with sufficient rigidity, and securing a larger space at a central region of a brake in order to provide a long, effective brake lever stroke. A by-pass hole 60d, through which the shoe-hold pin 41 swingably rising... | 06/24/2003 |
| 6505370 | Load adaptive brake system for automatic washer A load adaptive brake system is provided for an appliance which includes a motor, a drive wheel driven by the motor and a rotatable vessel. A brake surface is fixed relative to a non-movable portion of the appliance and at least one brake shoe carried by ... | 01/14/2003 |
| 6502670 | Mechanical type drum brake device It is an object of this invention to provide a mechanical drum brake device which prevents a cable end from coming off from a brake lever without requiring an improvement in the brake shoe or the brake lever and an additional part. To that end, the lever ... | 01/07/2003 |
| 6497310 | Drum brake device The present invention to provides a drum brake that generates the same braking force when a vehicle moves forward and backward. A first lever is connected to a second lever by a strut. A fourth lever provided with an anchor member and a third lever for co... | 12/24/2002 |
| 6454062 | Drum brake A mount bracket attached to a vehicle body is formed by pressing a metal plate to constitute a structure substantially in a shape of a flat plate having a circular plate portion overlapping a circular disc portion of a backing plate and a flange portion e... | 09/24/2002 |
| 6412609 | Brake cable mounting structure for a drum brake A brake cable mounting structure for a drum brake, in which even if the distance from the brake mounting surface to the center of the brake shoes in the width direction is short, the layout of the brake cable mounting section and the mechanical expander i... | 07/02/2002 |
| 6408994 | Drum brake In a drum brake, a damper spring is provided for transmitting a shoe operating force outputted from a power lever to an input lever and for absorbing an impact force transmitted from brake shoes to the power lever via a link mechanism. The damper spring i... | 06/25/2002 |
| 6394237 | Automatic shoe clearance adjustment device for a drum brake It is an object of this invention to provide an automatic shoe clearance adjustment device for a drum brake mechanism designed to improve its durability by eliminating a gap, which is caused due to the manufacturing tolerances between the operating end su... | 05/28/2002 |
| 6374962 | Drum brake with dual-actuation A drum brake assembly (10) having first (12) and second (14) brake shoes retained on a backing plate (16). Each of the first (12) and second (14) brake shoes have an end (22,24) aligned on a hydraulic actuator assembly (26) and an end (28,30) aligned on a... | 04/23/2002 |
| 6345703 | Magnetic adjustable loading wheel for an exercise apparatus The present invention relates to a magnetic adjustable loading wheel for an exercise apparatus, comprising a flywheel having a metal conductor fixed at the inner rim thereof; a stator disk disposed at the inner side rim of the flywheel; and a pair of resi... | 02/12/2002 |
| 6321889 | Shoe driving mechanism for drum brake A shoe driving mechanism for a drum brake for pressing brake shoes against a drum is formed as an assembly in which the following are assembled to base plates which are rotatably fitted to an anchor pin for a primary shoe: an anchor pin for the secondary ... | 11/27/2001 |
| 6302245 | Drum brake device A drum brake device which reduces the amount of non-effective stroke (play) and prevents noise for the long period of time. The first strut 12 of an automatic shoe clearance adjustment device is provided adjacent to the service brake actuator 8 and betwee... | 10/16/2001 |
| 6290036 | Drum brake device A drum brake device including, a pair of brake shoes, a wheel cylinder, anchor pins, and a control lever. The control lever is disposed between a wheel cylinder and a secondary shoe and has a structure that the flanges and are raised from both ends of a p... | 09/18/2001 |
| 6276500 | Brake wheel cylinders A drum brake backplate assembly including a wheel cylinder (30) having a tubular body (31) having an axially extending bore (32) within which two brake shoe operating pistons (33) are in sealed sliding contact to define a working chamber (48) therebetween... | 08/21/2001 |
| 6253890 | Air brakes for trucks The present invention provides an improvement in an actuator system for use with a brake system of the type including a brake and a source of compressed air which is connected to an air chamber including a push rod for moving a transverse brake actuator b... | 07/03/2001 |
| 6237725 | Cart automatic brake mechanism A nestable cart, of the type guided by a walking attendant, for conveying a material such as luggage. The cart has a frame and is supported by two rear wheels and a front rotatable caster. A brake is contained within each rear wheel. The brake is automati... | 05/29/2001 |
| 6234281 | Attachment of a brake cable with an actuator of a parking brake A parking brake having first and second brake shoes with a first end engaging an anchor post on a backing plate and a second end engaging an adjuster. An actuator located adjacent the anchor post has a first end that engages a first web on the first brake... | 05/22/2001 |
| 6223869 | Drum brake device A drum brake device is provided which facilitates the pre-mounting of a long link, without increasing the number of components or the cost of the device. The long link (44) is pivotable on the central segment of one brake shoe (13). An engagement hook (48... | 05/01/2001 |
| 6186294 | Drum brake A drum brake includes a first brake shoe, a second brake shoe and disposed opposite the first brake shoe within a brake drum, a backing plate supporting the first and second brake shoes, a wheel cylinder disposed between the first brake shoe and the secon... | 02/13/2001 |
