Motor and pump assembly for mounting in a vehicle seat
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United States of America Patent
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Jul 11, 2017
Grant Date -
Dec 26, 2013
app pub date -
Dec 23, 2010
filing date -
Dec 23, 2010
priority date (Note) -
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Abstract
The invention relates to a motor and pump assembly for mounting in a vehicle seat including a motor driven pump unit (3), a housing (9, 11) and a suspension arrangement for holding the motor driven pump unit within the housing, said motor driven pump unit having a longitudinal axis, characterized in that the suspension arrangement comprises: at least one helical compression spring (8) for holding said motor driven pump unit and balancing its weight, one end of the helical compression spring being connected to the housing and the other end being connected to the motor driven pump unit, at least one spiral spring (1), the inner end of which being connected to one axial end of the motor driven pump unit and an outer end portion of which being connected to the housing, wherein the spiral spring is located such that the spiral is centered around the longitudinal axis of the motor driven pump unit (3).
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