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Patent Searching and Data


Title:
HOIST WITH DOUBLE BRAKE
Document Type and Number:
Japanese Patent JP2009073635
Kind Code:
A
Abstract:

To solve a problem that, in a hoist with double brakes which uses a brake drum and a brake disk, since two brake means of a drum brake means and a disk brake means are necessary for the hoist, the hoist is liable to be enlarged, and it is difficult to arrange the two brake means.

This hoist 1 with the double brake comprises a drum brake 5 which is composed of a brake drum 3 fitted to a rotary shaft 2 of a motor and a drum braking means 4 for braking the brake drum 3, and a disk brake 8 which is composed of a brake disk 6 having a diameter larger than that of the brake drum 3 and a disk braking means 7 for braking the brake disk 6. The drum braking means 4 and the disk braking means 7 are arranged opposite to each other outside the brake drum 3.


Inventors:
AZUMA YOSHITAKA
NAGATA KOJI
Application Number:
JP2007244769A
Publication Date:
April 09, 2009
Filing Date:
September 21, 2007
Export Citation:
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Assignee:
MEIDENSHA ELECTRIC MFG CO LTD
International Classes:
B66B11/08; F16D63/00
Attorney, Agent or Firm:
Tsuyoshi Hashimoto
Uzawa Hidehisa