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1. (WO1991005683) VEHICLE DIFFERENTIALS
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1991/005683 International Application No.: PCT/GB1989/001223
Publication Date: 02.05.1991 International Filing Date: 16.10.1989
IPC:
B60K 17/16 (2006.01) ,B60T 1/06 (2006.01) ,F16H 48/30 (2012.01)
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
K
ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES
17
Arrangement or mounting of transmissions in vehicles
04
characterised by arrangement, location, or kind of gearing
16
of differential gearing
B PERFORMING OPERATIONS; TRANSPORTING
60
VEHICLES IN GENERAL
T
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
1
Arrangements of braking elements, i.e. of those parts where braking effect occurs
02
acting by retarding wheels
06
acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
H
GEARING
48
Differential gearings
20
Arrangements for suppressing or influencing the differential action, e.g. locking devices
30
using externally-actuatable means
Applicants:
GKN AXLES LIMITED [GB/GB]; Birch Road Witton Birmingham B6 7JR, GB (AllExceptUS)
ROCCATELLO, Umberto [IT/IT]; IT (UsOnly)
MOLLICA, Ignazio [IT/IT]; IT (UsOnly)
Inventors:
ROCCATELLO, Umberto; IT
MOLLICA, Ignazio; IT
Agent:
THORPE, Brian ; GKN plc Group Patents & Licensing Dept. P.O. Box 55, Ipsley House Ipsley Church Lane, Redditch Worcestershire B98 OTL, GB
Priority Data:
Title (EN) VEHICLE DIFFERENTIALS
(FR) DIFFERENTIELS DE VEHICULE
Abstract:
(EN) Vehicle differentials are provided which comprise an oil containing casing (10) within which is disposed a pinion (17), a crown wheel (19), a planet carrier (20), planet gears (23), and at least two sun gears (24, 25) meshing with the planet gears and each drivingly connected to a respective drive shaft (15, 16). The differentials also comprise separate multi-plate oil immersed disc brakes (12, 13) disposed within the casing (10) around each respective drive shaft (15, 16), each brake acting between the casing and its respective drive shaft.
(FR) Différentiels de véhicule comprenant un carter d'huile (10) à l'intérieur duquel se trouvent un pignon (17), une roue à rochet (19), un entraîneur planétaire (20), des engrenages satellites (23) et, au moins deux engrenages centraux (24, 25) s'engrenant avec les engrenages satellites et reliés chacun en transmission à un arbre de transmission (15, 16) respectif. Les différentiels comprennent également des freins à disques (12, 13) multi-plateaux séparés et immergés dans l'huile, disposés à l'intérieur du carter (10) autour de chaque arbre de transmission (15, 16) respectif, chaque frein agissant entre le carter et son arbre de transmission respectif.
Designated States: JP, US
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE)
Publication Language: English (EN)
Filing Language: English (EN)