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WO/1992/011337A1 |
An asbestos free friction material for use as a brake material for vehicles such as trains, trucks, cars and the like comprising of at least a lubricant, a titanium compound and either zirconium or a zirconium compound. The friction mate...
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WO/1992/008909A1 |
A friction member such as a brake disc has a plasma sprayed surface layer of ceramic material of which at least 50 % by weight is ceramic oxide, particularly alumina. The surface layer, which may be bonded to the material forming the bul...
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WO/1992/005292A1 |
A metal matrix composite component e.g. a brake disc, is provided with a protective coating to prevent displacement of the reinforcing filler in the matrix when the component is placed under load. Preferably the protective coating is met...
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WO/1992/005023A1 |
A method of fabricating articles of manufacture of a composite material by curing a curable matrix-forming binder in a compound material under simultaneous application of pressure and ultrasonic energy; an apparatus to be used in carryin...
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WO/1992/005370A1 |
Automotive disk brake pads comprising a friction material which contains particulate material, fibre and binder. The binder is substantially all thermoset rubber and constitutes from 2 % to 13 % by volume of the material.
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WO/1992/004492A1 |
A method of producing a shaped fibrous fabric structure in which a continuous filament sheet (16a) is subjected to a needle punching action, segments (36, 38) are cut from the sheet and these segments are assembled to form an annulus, an...
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WO/1992/001648A1 |
A method of manufacturing a carbon-carbon composite material comprises providing within an enclosure that defines a non-oxidising environment an array of carbon fibres and polymeric material of the kind which yields greater than 60 % by ...
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WO/1991/016554A1 |
A friction pad for the disc brake of a vehicle. The lining (20) of this friction pad (14) to be in friction-engagement with the brake disc (12) is made of a carbon composite material and a covering layer (21) is made of glass or heat-res...
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WO/1991/015354A1 |
A preform suitable to be cured to form a friction element, such as a clutch facing, is produced by winding a filament, or a tape (34), on to a surface (36) of a rotating plate (12). The filament, or tape (34), is guided on to the surface...
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WO/1991/014881A1 |
A friction element for a friction pair comprises a matrix (1) whose friction surface is reinforced by a coating consisting of a plurality of particles (2) with developed surface of a wear-resistant material. The particles (2) secured in ...
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WO/1991/013268A1 |
The invention relates to a brake pad with a chamfered lining. The aim of the invention is to improve the run-in behaviour of this type of brake pad, so that the desired lining surface is obtained after only a few braking operations. In p...
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WO/1991/010837A1 |
A method of forming a friction facing and carrier plate assembly (2) includes locating the friction facing (10) against the base of a recess (36) in a first platen (26), applying a layer of adhesive (14) to the exposed face of the fricti...
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WO/1991/010840A1 |
In a brake disc for a disc brake device for automobiles and similar vehicles considerably increased hardness and wearability has been imparted to the opposite side faces (5) of a mainly disc-shaped cast-iron body (2), either through a di...
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WO/1991/010842A1 |
A friction material facing (20) and carrier (11) assembly in which the facing (20) is secured to the carrier (11) by a plurality of concentric circular stripes (24A, 24B, 24C) of adhesive (24). Each stripe (24A, 24B, 24C) is interrupted ...
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WO/1991/009233A1 |
A torque control device such as an aircraft brake assembly comprises a plurality of discs of friction material such as a carbon-carbon composite material, some of said discs being stator discs and others being rotor discs with each rotor...
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WO/1991/008402A1 |
A method of forming a bonded friction facing and carrier plate assembly (2) includes bonding a friction facing (10) against the base of a recess (36) formed in a first platen (26) by means of a layer of a first adhesive (62); applying a ...
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WO/1991/005962A1 |
The cyclic carbon brake disc overhaul technique comprises the steps of splitting a worn carbon disc (10, 100) into two equal disc halves (16, 116), machining the disc halves (16, 116) to a predetermined axial thickness, and then bonding ...
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WO/1991/002909A1 |
A cooling mechanism for a flywheel assembly comprising a first flywheel (12), a second flywheel (30), and a clutch cover assembly (32), in which cooling holes (52) are provided in the inner peripheral part of the second flywheel (30) and...
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WO/1991/001621A2 |
The invention features various composites containing, e.g., carbon fibrils and methods for preparing these composites.
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WO/1991/001397A1 |
In a method of making a carbon fibre preform such as for use in the manufacture of a friction disc a compressible body of carbon fibre or carbon fibre precursor material is acted upon by compressing means to compress the body to a requir...
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WO/1991/001284A1 |
A carbon-carbon composite incorporates a reinforcement of carbon fibres derived from a preform which is in the form of a compound fabric in which interwoven elements of carbon fibre or carbon fibre precursor material extend through subst...
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WO/1991/001456A1 |
A laminated friction disc and method of construction in which a layer (11) of carbon composite material which provides a wear surface is secured against a second layer (12) of material with said wear surface facing away from said second ...
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WO/1991/000966A1 |
A gasket for use in an aggressive environment, e.g. as a vibration and noise damping spacer in vehicle brakes, has a body (1) of fibre cloth, at least one side of which is coated with a rubber layer (2) penetrating into the cloth. The ga...
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WO/1990/012966A1 |
A torque regulating device (10) characterized by a disc (34) arranged to be fixedly attached to a shaft, discs (40, 50) of ultra high molecular weight polyethylene (UHMW PE) friction material, a gear wheel (44) rotatably mounted about th...
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WO/1990/012219A1 |
A friction element of a friction pair comprises a three-dimensional carcass (1) located in a matrix (2) within the zone of a friction surface (4). The carcass is made of a wear-resistant material, whereas the matrix (2) is made of a mate...
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WO/1990/008907A1 |
There is disclosed an automative clutch in which frictional engagement faces have an organic composite facing (43) and a sintered metal facing (45). In the invention, the organic composite facing (43) provides the low temperature service...
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WO/1990/008908A1 |
A friction material and carrier assembly for a clutch driven plate, the assembly being intended for rotation about an axis and comprising a carrier (4), first and second arrays of friction material (20, 22) disposed on opposite sides of ...
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WO/1990/007443A1 |
Car braking system with the assitance of at least one braking disk or the equivalent, of which at least the friction track is made from a material such as carbon fibres whose coefficient of friction increases rapidly when the fiction tra...
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WO/1990/007657A1 |
Connecting holes (18) and radial slits (14) are provided in a plate support in a clutch disc (1), and facings (8) constituting both sides of the support are joined to each other integrally by facing portions (19, 20) going into the conne...
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WO/1990/003526A1 |
A bonding apparatus, for example for a friction facings and carrier plate assembly for use in a friction clutch driven plate, comprises first and second platens (22, 70) which are mountable one over the other such that a first surface on...
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WO/1990/003525A1 |
A pair of annular friction facings (10, 12) are bonded to opposite sides of a carrier plate (4) to form a friction facing and carrier plate assembly (2) by apparatus which comprises a first platen (22) which is removably seatable on a se...
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WO/1990/001124A1 |
In a friction material wherein sponge iron is a principle friction producing component especially on initial engagement during a brake application, the improvement wherein 10-50 % of the sponge iron is replaced with mill scale without a ...
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WO/1989/012181A1 |
A clutch facing (1) in which a reinforcing plate (4) is provided on and unitarily with one surface of an annular friction member (3); the reinforcing plate (4) having a shrinking force substantially equal to that of the friction member (...
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WO/1989/009889A1 |
An asbestos-free disc brake device for automobiles and similar vehicles is provided by designing the brake disc (1) with a central cast-iron body (2) with a hub portion (3) integral with a surrounding peripheral edge portion (4), the opp...
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WO/1989/009890A1 |
Carbon brake discs (14, 16) of an aircraft brake (10) include in opposing radial surfaces thereof circumferentially extending annular grooves (44, 46). Each annular groove (44, 46) may be disposed oppositely from an annular groove (44, 4...
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WO/1989/008795A1 |
This invention relates to a frictional material for a clutch facing, a disc pad and a brake lining, characterized in that a pseudo-alloy sprayed film (4) consisting of two kinds of metals is formed on a frictional surface (3) of a fricti...
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WO/1989/008685A1 |
A friction material for heavy duty applications contains, in addition to the usual fibrous friction generating materials, friction modifiers and resin binder, a sufficient quantity of particulate glass to act as a high temperature binder...
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WO/1989/007721A1 |
A generally cylindrical brake band comprises a radially split, steel element to the radially inner circumferential surface of which is secured a generally cylindrical friction element. The friction element is of low density and is produc...
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WO/1989/007163A1 |
The invention relates to a volume of carbone fibrils that includes a multiplicity of fibrils (10) having a morphology consisting of vermicular tubes that are free of a continuous thermal carbon overcoat and have graphite layers (12) that...
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WO/1989/005927A1 |
A friction facing material and carrier assembly (2) for inclusion in a clutch driven plate. The assembly (2) comprises a metal carrier plate (4) having resiliently pliable spokes or paddles (14) at its outer periphery. Two annuli (20, 22...
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WO/1989/005411A1 |
A friction facing material and carrier assembly (2) to form part of a driven plate of a friction clutch. The assembly (2) comprises a circular carrier plate (4) with resilient flexible paddles (14) at its periphery. Two annuli of frictio...
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WO/1989/004928A1 |
This invention is characterized in that a metal spray coating film of 10 to 25 mg/cm2 is formed on an entire ring on the outer circumference side having a width of at least 1/3 of the radial-direction distance from the outer circumferenc...
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WO/1989/000252A1 |
A brake disc (1) has a brake ring (3) which contains several small ceramic brake plates (4) distributed around its periphery. These small ceramic brake plates (4) form the actual friction surfaces. The brake disc is characterized by high...
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WO/1988/010245A1 |
In a process for manufacturing a carbon-carbon component, in particular a brake disk, a porous substrate in the shape of a brake disk (32) is formed exclusively from carbon fibres. Holes (34), whose axes are parallel to the axis of rotat...
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WO/1988/002685A1 |
A method of making brake pads (60) comprises the step of heat preforming a plurality of dosages (39) of a friction material for brake pads (60) to obtain a plurality of blanks (61) on which respective metal holders (53) are then placed, ...
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WO/1988/000930A1 |
Friction materials intended to be used as brake shoes, brake pads, and other brake components, comprising a composite in which one or more friction modifiers are embedded in a high strength cement matrix. The matrix material exhibits a f...
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WO/1987/007559A1 |
A discrete carbon fibril characterized by a substantially constant diameter between about 3.5 and about 70 nanometers, length greater than about 5 times the diameter and less than about 100 times the diameter, an outer region of multiple...
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WO/1987/006315A1 |
Method for making such a brake block as consists of a base (1) and two from each other in material different friction pieces (4, 5) in such a way that the middle is softer than the edges, in which method the friction piece is pressed on ...
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WO/1987/001774A1 |
A process is used for manufacturing friction linings and friction linings are thus produced from usual asbestos-free mixtures of inorganic and possibly organic fibres, of binders and additives. A similar process is used to that for makin...
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WO/1987/000192A1 |
A molded resin friction material composition for automobiles or the like. This composition contains as base fibers chopped glass fibers and pulped polyamide fibers in a given compounding ratio. This composition enables to produce brake l...
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