Handling: hand and hoist-line implements – Utilizing fluid pressure – Venturi effect
Patent
1983-03-11
1985-05-14
Marbert, James B.
Handling: hand and hoist-line implements
Utilizing fluid pressure
Venturi effect
294 25, A47B 9706
Patent
active
045168008
ABSTRACT:
A device especially suitable for handling flat-sided drafting tools such as triangles, templates, and the like, is disclosed herein. This device includes a handle adapted to be held by the fingers of a draftsman and a plurality of suction cups fixedly connected with the handle and positioned relative to the latter so as to easily attach to a flat side of any one of the drafting tools by means of suction while the handle is being held by the draftsman. In this way, the device can be used to pick up and manipulate the tools.
REFERENCES:
patent: 2212755 (1940-08-01), Solomon
patent: 3542411 (1970-11-01), Filas
patent: 4091945 (1978-05-01), Patterson
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