WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

B61H　BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES; ARRANGEMENTS OR DISPOSITIONS OF BRAKES OR OTHER RETARDING APPARATUS IN RAIL VEHICLES (electrodynamic braking of vehicles B60L, in general H02K; arrangements in rail vehicles for adjusting wheel-braking force to meet varying vehicular or permanent-way conditions B60T 8/00; transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive, brake systems incorporating such transmitting means, e.g. air-pressure brake systems, B60T 13/00 to B60T 17/00; brakes per se F16D)

B61H 1/00 Applications or arrangements of brakes with a braking member or members co-operating with the periphery of the wheel rim, a drum, or the like (self-applying brakes B61H 11/02; combinations of different types of brakes B61H 11/14; wheels B60B)

B61H 1/003 ・{with an actuator directly acting on a brake head}

B61H 1/006 ・{Band brakes}

B61H 3/00 Applications or arrangements of brakes with an outwardly movable braking member or members co-operating with the inner surface of a drum or the like (self-applying brakes B61H 11/02; combinations of different types of brakes B61H 11/14)

B61H 5/00 Applications or arrangements of brakes with substantially radial braking surfaces pressed together in axial direction, e.g. disc brakes (self-applying brakes B61H 11/02; combinations of different types of brakes B61H 11/14; {discs adapted for mounting on the wheel of a railway vehicle F16D 65/124})

B61H 7/00 Brakes with braking members co-operating with the track (positive railway stops or track brakes secured to permanent way B61K 7/00)

B61H 7/02 ・Scotch blocks, skids, or like track-engaging shoes

B61H 7/04 ・・attached to railway vehicles

B61H 7/06 ・・・Skids

B61H 7/08 ・・・・electromagnetically operated

B61H 7/083 ・・・・・{working with eddy currents}

B61H 7/086 ・・・・・{Suspensions therefor}

B61H 7/10 ・・unattached

B61H 7/12 ・Grippers co-operating frictionally with tracks

B61H 9/00 Brakes characterised by or modified for their application to special railway systems or purposes

B61H 9/003 ・{for shunting operation or for narrow gauge trains}

B61H 9/006 ・{Brakes for locomotives}

B61H 9/02 ・for aerial, e.g. rope, railways

B61H 9/04 ・for preventing or controlling movement in one direction or, selectively, in either direction

B61H 9/06 ・for storing energy during braking action

B61H 11/00 Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types

B61H 11/005 ・{in combination with rail sanding, door opening or the like}

B61H 11/02 ・of self-applying brakes

B61H 11/04 ・・with brake-applying force derived from rotation of axle

B61H 11/06 ・of hydrostatic, hydrodynamic, or aerodynamic brakes

B61H 11/08 ・・comprising a pump or the like circulating fluid, braking being effected by throttling of the circulation

B61H 11/10 ・・Aerodynamic brakes with control flaps, e.g. spoilers, attached to the vehicles

B61H 11/14 ・Combinations of different types of brakes, e.g. brake blocks acting on wheel-rim combined with disc brakes

B61H 11/16 ・Removable self-contained brake units

B61H 13/00 Actuating rail vehicle brakes ({actuators directly acting on a brake head B61H 1/003;} self-applying brakes B61H 11/02; wear-compensating mechanisms B61H 15/00)

B61H 13/005 ・{Spring actuation}

B61H 13/02 ・Hand or other personal actuation

B61H 13/04 ・・by mechanisms incorporating toothed gearing

B61H 13/06 ・Actuating or influencing the brakes by backward pressure of buffers or coupling gear, e.g. buffer brakes

B61H 13/20 ・Transmitting mechanisms (wear-compensating mechanisms B61H 15/00)

B61H 13/22 ・・for braking a single wheel or wheels at one side only, e.g. for locomotives or motor railcars

B61H 13/24 ・・for cars with two axles or bogies with two axles and braking cylinder(s) for each bogie, the mechanisms at each side being interconnected

B61H 13/26 ・・for cars or bogies with more than two axles or bogies, the mechanisms at each side being interconnected

B61H 13/28 ・・with variable leverage or mechanical advantage to obtain quick take-up

B61H 13/30 ・・adjustable to take account of variation of vehicle weight (automatic adjustment B60T 8/18)

B61H 13/32 ・・・by varying brake lever leverage

B61H 13/34 ・Details

B61H 13/36 ・・Beams; Suspension thereof

B61H 13/38 ・・Suspension or transmitting mechanisms (B61H 13/36 takes precedence)

B61H 15/00 Wear-compensating mechanisms, e.g. slack adjusters

B61H 15/0007 ・{mechanical and self-acting in one direction}

B61H 15/0014 ・・{by means of linear adjustment}

B61H 15/0021 ・・・{with cams, by friction or clamping}

B61H 15/0028 ・・・{with screw-thread and nut}

B61H 15/0035 ・{mechanical and self-acting in both directions}

B61H 15/0042 ・・{by means of linear adjustment}

B61H 15/005 ・・・{with cams, by friction or clamping}

B61H 15/0057 ・・・{with screw-thread and nut}

B61H 15/0064 ・{mechanical and non-automatic}

B61H 15/0071 ・・{by means of linear adjustment}

B61H 15/0078 ・・・{with cams, by friction or clamping}

B61H 15/0085 ・・・{with screw-thread and nut}

B61H 15/0092 ・{hydraulic}