Tractor braking device

Fluid-pressure and analogous brake systems – Multiple fluid-receiving devices – Multiple motors

Reexamination Certificate

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Details

C303S009620, C188S10600P, C188S345000, C188S349000

Reexamination Certificate

active

07448697

ABSTRACT:
A tractor braking device has a first hydraulic circuit for activating a rear left brake and a second hydraulic circuit for activating a rear right brake. Simultaneous activation of both hydraulic circuits actuates at least one front brake in addition to at least one rear brake.

REFERENCES:
patent: 3640067 (1972-02-01), Ingram
patent: 3699679 (1972-10-01), Bardos et al.
patent: 3863991 (1975-02-01), Wilson
patent: 4547967 (1985-10-01), Reynolds et al.
patent: 4685745 (1987-08-01), Reinecke
patent: 6168244 (2001-01-01), Maske
patent: 6193331 (2001-02-01), Yonemura et al.
patent: 6572201 (2003-06-01), Brancolini
patent: 6601927 (2003-08-01), Sakamoto
patent: 6616246 (2003-09-01), Williamson et al.
patent: 6817681 (2004-11-01), Fey et al.

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