Pivotable screw jack drive
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United States of America
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Dec 15, 1992
Grant Date -
N/A
app pub date -
Dec 10, 1991
filing date -
Dec 12, 1986
priority date (Note) -
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Abstract
A pivotable screw jack drive for a tiltable element (11,12) such as a rear view mirror of a motor vehicle, wherein a motor driven worm wheel (31) also performs the function of a jacking nut (29) which rotates about a jacking screw (35), the projecting end (41) of the jacking screw being connected to the tiltable element (11,12) for universal pivotal movement but being restrained against relative rotation, the jacking nut (29) being mounted in a housing (22) with a ball joint so that the nut and screw pivot as an assembly.
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