Title:
【発明の名称】持上げ装置
Document Type and Number:
Japanese Patent JP2584958
Kind Code:
B2
Abstract:
PCT No. PCT/SE94/00086 Sec. 371 Date Nov. 21, 1994 Sec. 102(e) Date Nov. 21, 1994 PCT Filed Feb. 4, 1994 PCT Pub. No. WO94/22759 PCT Pub. Date Oct. 13, 1994A lifting apparatus (1) comprises a frame (30) and a carrier device (12) for carrying a load (2). The lifting apparatus includes two separate suspension devices (11a, b) which, by respective lines (13a, b) are connected to respective rotary drums (14a, b) for winding or unwinding of the line. A switching device (15a, b) is provided for each respective drum and is disposed, in a first position, to interconnect the drum with a prime mover (16) for rotation of the drum (14a, b) in one direction of rotation in which the line (13a, b) is wound up onto or unwound from the drum. As a rule, the second drum is disengaged from the prime mover (16) when this drives that drum on which the line is wound up or from which the line is unwound.
Inventors:
NIRUSON PERU
Application Number:
JP52196694A
Publication Date:
February 26, 1997
Filing Date:
February 04, 1994
Export Citation:
Assignee:
NIRUSON PERU
International Classes:
B66C1/14; B66C1/34; B66D3/20; B66D3/22; B66D3/26; (IPC1-7): B66D3/20; B66C1/14; B66C1/34
Attorney, Agent or Firm:
Akira Asamura (3 outside)