Power plants – Pressure fluid source and motor – Pulsator
Reexamination Certificate
2011-06-28
2011-06-28
Lopez, F. Daniel (Department: 3745)
Power plants
Pressure fluid source and motor
Pulsator
C277S437000
Reexamination Certificate
active
07966813
ABSTRACT:
A sealing element seals a pressure piston which is movably arranged in a housing of a brake cylinder. The sealing element may be inserted into a ring-shaped groove which is provided in the housing. The sealing element includes an outer sealing lip for contact with a floor of the ring-shaped groove, an inner sealing lip for contact with the pressure piston, and a sealing element back. At least one non-sealing spacer element is provided on the sealing element back.
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patent: 6290235 (2001-09-01), Albertson
patent: 7104059 (2006-09-01), Tsubouchi et al.
patent: 2006/0219507 (2006-10-01), Drott et al.
patent: 196 15 157 (1997-10-01), None
patent: 10 2004 057 253 (2005-07-01), None
patent: 2003-261020 (2003-09-01), None
patent: WO 2005/019007 (2005-03-01), None
Lopez F. Daniel
Lucas Automotive GmbH
MacMillan Sobanski & Todd LLC
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