Sucker for plate glass

Details Sucker for plate glass Sucker for plate glass

1991-09-17

1993-02-09

Cherry, Johnny D.

Handling: hand and hoist-line implements

Utilizing fluid pressure

Venturi effect

116 70, 294907, B25J 1506, B66C 102, G01L 1912

Patent

active

051848589

ABSTRACT:
A sucker for suctioning and lifting a sheet of plate glass has a sucker body defining a suction hole at a suction surface of the body. The sucker body carries a manual vacuum pump formed with a suction hole, a sensor for detecting the degree of vacuum and a sound generator. The sensor is provided in a suction channel connecting the suction hole at the suction surface of the sucker body with the suction hole in the vacuum pump. The sound generator is turned on when the sensor detects a predetermined degree of vacuum.

REFERENCES:
patent: 1757529 (1930-05-01), Jones
patent: 2895504 (1959-07-01), Lederer
patent: 3240525 (1966-03-01), Wood
patent: 4466764 (1984-08-01), Hutter
patent: 4683654 (1987-08-01), Scholten et al.

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