Brakes – Wheel – Axially and transversely movable
Patent
1994-11-21
1996-06-25
Butler, Douglas C.
Brakes
Wheel
Axially and transversely movable
188 2D, 188106F, 188 78, 188325, F16D 6300
Patent
active
055291490
ABSTRACT:
The drum-in-hat assembly (10) comprises a disc brake (12) mounted slidably relative to a backing plate (18) which includes an opening (19) through which extends a reverse scissors actuator (40) for the drum brake (30) of the assembly (10). The drum brake (30) includes a pair of arcuate drum brake shoes (32, 34) supported relative to the backing plate (18), with the shoes (32, 34) having a pair of opposed brake shoe ends (36, 38) engaged by the actuator (40). The actuator (40) comprises a pair of levers (42, 46) pivotably attached to one another with each lever (42, 46) having a second lever end (48, 58) engaging a respective end (38, 36) of an associated brake shoe, wherein the second lever end (48, 58) has either a slot (49) or an edge (59) located laterally away from the other and engaging the associated brake shoe end (38, 36). The actuator (40) is free to float relative to the backing plate (18), and the levers (42, 46) are located within a housing (70) attached to the backing plate (18).
REFERENCES:
patent: 1970680 (1934-08-01), Williams et al.
patent: 2910144 (1959-10-01), Burnett
patent: 2927664 (1960-03-01), Burnett
patent: 2937720 (1960-05-01), Burnett
patent: 2950783 (1960-08-01), Mossey
patent: 2953221 (1960-09-01), Lucien
patent: 3023853 (1962-03-01), Nawrot
patent: 3101813 (1963-08-01), Parrett
patent: 3498419 (1970-03-01), Belart
patent: 3557912 (1971-01-01), MacAfee
patent: 3596738 (1971-08-01), Newstead
patent: 4042073 (1977-08-01), Dickenson
patent: 4236614 (1980-12-01), Johannesen
patent: 4391316 (1983-07-01), Seggio
patent: 5152376 (1992-10-01), Weiler et al.
Carr Clyde E.
Johannesen Donald D.
Rodriguez Rodney R.
Wegh John R.
Allied-Signal Inc.
Butler Douglas C.
McCormick Jr. Leo H.
LandOfFree
Drum-in-hat brake with reverse scissors actuator does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Drum-in-hat brake with reverse scissors actuator, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Drum-in-hat brake with reverse scissors actuator will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2182981