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| Number | Title | Issue Date |
| 7360631 | Apparatus for operating parking brake An apparatus for operating a parking brake that can reduce an operation stroke. A connecting member has shoe insert grooves with brake shoes inserted into both sides thereof. A first operation lever has one end rotatably combined with one side face of the connecting... | 04/22/2008 |
| 7278521 | Disc rotor of disc brake device for vehicle and disc brake device A disc rotor of a disc brake device for a vehicle, the disc rotor being substantially disc-shaped, is disclosed, including a flange portion with which the disc rotor is mounted on a wheel of the vehicle, and a brake portion formed coaxially with a rotational axis of... | 10/09/2007 |
| 7249660 | Drum brake A drum brake has cylinders symmetrically fixed to a stationary member. Each cylinder has an axial bore therein with a groove for retention of a seal. A piston engages each seal to define chambers that receive pressurized fluid. Webs for friction members have a first... | 07/31/2007 |
| 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 |
| 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 |
| 6464046 | Parking brake actuating mechanism A parking brake actuating mechanism in which a first lever (11) acts on a first brake shoe web (13) and a second lever (15) pivoted on the first lever (11) acts on a second brake shoe web (17). The first lever (11) includes an actuating cable abutment for... | 10/15/2002 |
| 6435322 | Duo two leading type drum brake device A small diameter duo two leading type drum brake that can mount a built-in parking brake mechanism. The brake has a link mechanism that includes a pivot lever that is rotatably and pivotally supported at a central region of a first brake shoe. A first str... | 08/20/2002 |
| 6142271 | Servo friction brake A servo friction brake which includes a carrier, and at least one friction lining which is supported on the carrier and interacts with at least one friction surface, and at least one device for actuating the friction lining. In order to considerably reduc... | 11/07/2000 |
| 5913390 | Electro-mechanical actuator for a drum brake A drum brake (10) having first (14) and second (16) brake shoes retained on a backing plate (20) and moved into engagement with a drum (18) to effect a brake application corresponding to a desired braking input supplied to a actuator member (28) is disclo... | 06/22/1999 |
| 5823636 | Vehicle braking system A vehicle braking system that primarily operates as a pure brake-by-wire system, with optional hydraulic actuation. The system includes a set of four electrically actuated drum brakes. At least two of the wheel brakes include hydraulic actuators that oper... | 10/20/1998 |
| 5740891 | Center brake for automobiles A center brake for automobiles is disclosed. The brake has braking teeth (which may be triangular, trapezoidal or of other shape) formed on the outer surfaces of the brake shoes and on the inner surface of the brake drum for improved brake performance. Pr... | 04/21/1998 |
| 5590747 | Force transmission device slideably mounted to drum brake shoe A drum brake comprising a support plate with first and second shoes mounted thereon. Each shoe includes a web and a rim with a friction material being secured to the rim. A hydraulic actuation device acts on a first end of each web of the first and second... | 01/07/1997 |
| 5544837 | Braking assembly for a reel-holder flange in textile machines Braking assembly for a reel-holder flange in textile apparatus, comprising a fixed flange connected to the arm for supporting the reel, at least a first and a second braking shoe supported by the fixed flange, each having an external arched lateral face w... | 08/13/1996 |
| 5360086 | Drum brake with cam operated parking brake lever The drum brake (10) comprises a backing plate (11) having an anchor block (15) and shoe retainer (17) attached thereto, a parking brake lever (40) connected with one (14) of a pair of drum brake shoes (12, 14), a first pair of drum brake shoe ends (16, 18... | 11/01/1994 |
| 5133430 | Drum brake A drum brake includes a pair of brake shoes which are provided such that when expanded, they are forced against a brake drum to generate a braking force, a strut which is received in notches formed in the respective webs of the brake shoes so as to extend... | 07/28/1992 |
| 5092428 | Drum brake A drum brake in which a parking brake is incorporated. A parking brake lever is mounted in the interior of a vehicle and is operable to pull a parking lever through a cable. The rotation of the parking lever causes a pair of brake shoes to be forced tight... | 03/03/1992 |
| 4730707 | Automobile drum brake For automobile drum brakes of the simplex and duo-duplex forms of construction, each having two brake shoes (10) floatingly mounted on a brake bracket (1), a special support is proposed for the one end of the brake shoe web (10) of each brake shoe (8), th... | 03/15/1988 |
| 4553649 | Axial retention of the shoe of a drum brake and a drum-brake shoe equipped with an axial-retention device A drum brake assembly includes a pair of brake shoes which are slidably mounted on a fixed support. An elastic retention member is mounted on each of the shoes before they are assembled onto the fixed support. Each of the retention members includes a lock... | 11/19/1985 |
| 4537293 | Hydraulic cylinder assemblies A drum brake hydraulic wheel cylinder assembly comprises a pair of piston assemblies and an abutment member. The piston assemblies are of the kind comprising an adjustable variable length tappet assembly having interengaged screw-threaded components. To e... | 08/27/1985 |
| 4456103 | Drum brake with automatic recentering of the shoes A recentering device for a drum brake is provided in an opening of the strut placed between the shoes and includes a spring placed between two cups which are capable of sliding in the opening and both engage a fixed bearing element on the brake support pl... | 06/26/1984 |
| 4442924 | Internal shoe drum brakes An internal shoe drum brake having a pair of brake shoes mounted on a back plate with double ended expanders located one between each pair of adjacent ends of the shoes. The expander has a strut assembly slidable within itself so that when the expander is... | 04/17/1984 |
| 4416356 | Hydraulic wheel cylinder assemblies and drum brakes incorporating same A hydraulic wheel cylinder assembly is particularly for use in a drum brake of the kind in which the wheel cylinder assembly is interposed between one pair or adjacent ends of a pair of brake shoes and a mechanical expander and fixed abutment is interpose... | 11/22/1983 |
| 4401197 | Drum brake An improved drum brake is of the type which includes a pair of actuators with a pair of arcuate brake shoes extending therebetween. Each brake shoe is capable of limited movement along a path between the actuation end of one of the actuators and the ancho... | 08/30/1983 |
| 4369863 | Internal shoe drum brakes for vehicles An internal shoe-drum brake is disclosed in which a pair of arcuate shoes can be applied to a rotatable drum by an hydraulic actuation system for normal service braking when the brake acts as a brake of the "two-leading" shoe type and a mechanical actuati... | 01/25/1983 |
| 4364456 | Drum brake having duo mode A drum brake assembly includes a pair of brake shoes which are carried by a backing plate and engageable with a hydraulic actuator. The hydraulic actuator is operable to move the pair of brake shoes from a rest position to a braking position. A strut exte... | 12/21/1982 |
| 4344512 | Duo servo drum brake and parking mechanism therefor A duo servo drum brake includes a pair of brake shoes which are movable by a hydraulic actuator during a service brake application to a braking position in engagement with a rotatable member. A strut and parking lever are engageable with respective brake ... | 08/17/1982 |
| 4336867 | Drum brake having duo mode A drum brake assembly includes a pair of brake shoes which are carried by a backing plate and engageable with a hydraulic actuator. The hydraulic actuator is operable to move the pair of brake shoes from a rest position to a braking position. A strut exte... | 06/29/1982 |
| 4245725 | Drum brake with hydraulic tube, vibration dampening support structure A drum brake comprising a backplate. A pair of wheel cylinders and a pair of brake shoes are arranged on the front face of the backplate. The wheel cylinders are interconnected to each other via the brake oil tube. The brake oil tube extends from one of t... | 01/20/1981 |
| 4236614 | Drum brake having parking mechaism A drum brake assembly includes a pair of brake shoes which are movable to a braking position by a hydraulic actuator. In order to maintain the pair of brake shoes adjacent the drum an adjuster is disposed between the pair of brake shoes opposite the hydra... | 12/02/1980 |
| 4013150 | Mechanically and hydraulically operated brake actuator In an actuator assembly for a vehicle brake a follower member normally operated by a wedge to apply a brake comprises a pair of hydraulic pistons working in a common bore in a housing, and the housing is provided with a supply port communicating with a pr... | 03/22/1977 |
| 3977500 | Shoe drum brakes for vehicles An internal shoe-drum brake in which arcuate shoes carrying friction linings for engagement with a rotatable drum are mounted on a stationary back-plate and the shoes are separated at one end to bring them into engagement with the drum by a service actuat... | 08/31/1976 |
| 3941218 | Brake apparatus and plural and independent actuators therefor A brake apparatus for motor vehicles consisting of a brake drum and a pair of brake shoes expandable to be moved into frictional engagement with said drum, and a service brake mechanism comprising a wheel cylinder enclosing at least one piston and arrange... | 03/02/1976 |
