B - Operations – Transporting – 66 – F
Patent
B - Operations, Transporting
66
F
B66F 17/00 (2006.01) B66F 7/06 (2006.01)
Patent
CA 2477663
A power-operated scissor table, provided with a base (4) and an upper platform or tabletop (5) connected by means of a scissor-type mechanism (1-2) actuated by means of a pair of thrust shafts (12-13) susceptible to approaching one another or moving away from one another with the collaboration of a pair of belts (14) and (15), wrapping around said shafts, which are fixed to the structure of the table at one of their ends through tension members and are fixed at their other end to respective wrap sheaves (17) and (18) assembled on a common shaft (19), the invention consists of coupling to the ends of said shaft (19) respective geared motors (20-20'), assisted by respective clutches (21- 21'), such that one of said motors is operative while the other one is in a standby situation, and such that with the collaboration of an electronic circuit, when the operative motor undergoes a failure, said motor remains out of service and is declutched from the shaft (19), making the other motor automatically clutch said shaft and passing to an operative situation, keeping the functioning capacity of the table uninterrupted in spite of the failure it has undergone.
Fetherstonhaugh & Co.
Transportes Continuos Interiores S.a.
LandOfFree
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