Handling: hand and hoist-line implements – Utilizing fluid pressure – Venturi effect
Patent
1986-01-08
1987-05-05
Marbert, James B.
Handling: hand and hoist-line implements
Utilizing fluid pressure
Venturi effect
294907, 414737, B25J 1506
Patent
active
046626689
ABSTRACT:
A material handling sensor device that includes a proximity sensor located within a vacuum cup. A raised surface in the vacuum cup maintains the proper spacing between the proximity sensor and the handled object, and a seal is formed integrally with the vaccum cup.
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patent: 4266905 (1981-05-01), Birk et al.
patent: 4451197 (1984-05-01), Lange
patent: 4548396 (1985-10-01), Nelen
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