Electricity: motive power systems – Motor-reversing – Periodic- or intermittent-reversing
Reexamination Certificate
2007-06-05
2007-06-05
Ip, Paul (Department: 2837)
Electricity: motive power systems
Motor-reversing
Periodic- or intermittent-reversing
C318S139000, C318S434000, C318S468000, C200S298000, C254S266000, C254S362000
Reexamination Certificate
active
11192992
ABSTRACT:
A hoist is powered by a separate power unit. The hoist unit includes: a motor, a mounting connector, a spool, webbing, auto cut-off and a first portion of a mating electrical connector. The control unit includes a hollow pole, a hook, a second portion of the mating electrical connector, a control switch, electrical circuitry and a battery pack.
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Alipour Ehsan
King Thomas
Mino Benjamin Toru
Stone Clinton
Strasser Mike
GSS Law Group
Ip Paul
Titus Carol D.
Unovo, Inc.
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