Coupling element in a motor vehicle gearbox

Details Coupling element in a motor vehicle gearbox Coupling element in a motor vehicle gearbox

2005-12-22

2010-10-05

Lorence, Richard M. (Department: 3655)

192 clutches and power-stop control

Elements

Locks

C192S069900, C192S108000

Reexamination Certificate

active

07806247

ABSTRACT:
A coupling element, for example a coupling sleeve (1), having coupling teeth (2) which, over a part (2a) of their length, have a gradually diminishing cross-sectional profile, a so-called back rake. Over the part, the coupling teeth have a portion (7b) nearest the tooth root having a first pressure angle, which portion connects to a portion (7b) extending to the tooth tip and having a greater pressure angle than the former portion.

REFERENCES:
patent: 1935965 (1933-11-01), Wahlberg
patent: 3043414 (1962-07-01), Peras
patent: 3249188 (1966-05-01), Maina
patent: 3537558 (1970-11-01), Bibbens
patent: 4727968 (1988-03-01), Chana
patent: 4848548 (1989-07-01), Diehl
patent: 5960925 (1999-10-01), Helms et al.
patent: 6296100 (2001-10-01), Schetter et al.

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