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Patent Searching and Data


Title:
AIR LIFTER
Document Type and Number:
Japanese Patent JPH0741292
Kind Code:
A
Abstract:

PURPOSE: To provide an air lifter for taking the safest countermeasure for preventing dead weight downfall of a lift member at stopping supply of pressurized air.

CONSTITUTION: A flexible hose 4 and a stopper rod 18 are arranged along a guide 3 for elevatably moving a lift member. The lift member is provided with hose pinching rollers 13 elevatably moving the lift member by controlling supply of pressure air to the hose 4, a stopper member 19 being locked on the outer face of the stopper rod 18 accompanying the rotational movement, a stopper operating member 20 being moved accompanying expansion of the hose 4 bore due to air supply and holding the stopper member 19 to be in the non-stopper state X, and an energization means energizing the stopper member 19 so as to change into the stopper state Y accompanying contraction of the hose 4 bore.


Inventors:
Ichimura, Homare
Akita, Tomoji
Application Number:
JP1993000208614
Publication Date:
February 10, 1995
Filing Date:
July 31, 1993
Export Citation:
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Assignee:
SHINMEI KOGYO KK
International Classes:
B66D5/26; B66F7/16; (IPC1-7): B66D5/26