A pump-valve integrated machine for a pneumatic lumbar support of an automobile seat includes: an air pump; a pump valve connection base that is provided with a one-way air outlet structure, which is opposite to and in communication with an air outlet hole of the air pump; an electromagnetic air valve lower base that is fixed onto the air pump and is provided with a mounting groove and a ventilation hole are; a normally open electromagnetic air valve that is disposed on the electromagnetic air valve lower base and has an air inlet end corresponds to the ventilation hole; an electromagnetic air valve upper cover that is provided above the normally open electromagnetic air valve and has an air outlet connector corresponds to a valve core of the normally open electromagnetic air valve; and a control circuit board.
PUMP-VALVE INTEGRATED MACHINE FOR PNEUMATIC LUMBAR SUPPORT OF AUTOMOBILE SEAT
2022-06-02
Patent
Elektronische Ressource
Englisch
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