发明名称 |
Vacuum-operated brake power booster having diaphragm edge bead retention member |
摘要 |
A vacuum operated brake power booster including a retaining member for securing the edge bead of a moveable wall diaphragm of the booster to the booster control valve is disclosed. The booster includes a casing subdivided into two chambers by a moveable wall having a diaphragm which has an internal edge bead disposed in an annular groove in the control valve housing of the booster. An annular retention ring surrounds the bead of the diaphragm to the outside of the bead and radially retains the edge bead within the control valve housing groove.
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申请公布号 |
US4729287(A) |
申请公布日期 |
1988.03.08 |
申请号 |
US19860917727 |
申请日期 |
1986.10.10 |
申请人 |
ALFRED TEVES GMBH |
发明人 |
BOEHM, PETER;WAGNER, WILFRIED;BISCHOFF, GILBERT;BREITWIESER, KARL |
分类号 |
B60T13/56;B60T13/52;B60T13/569;(IPC1-7):F15B9/10;F16J3/02 |
主分类号 |
B60T13/56 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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