Handling: hand and hoist-line implements – Grapple – Inflatable
Patent
1987-07-10
1988-12-13
Marbert, James B.
Handling: hand and hoist-line implements
Grapple
Inflatable
294 981, 294 632, B66C 146
Patent
active
047905875
ABSTRACT:
The invention relates to a gripping device with two spaced gripping elements of which at least one has a backing member with a flexible membrane secured thereto on its side facing the other gripping element. The gripping membrane encloses a pressure space over the backing member into which air may be forced to cause gripping of an article between the gripping element and from which it may be let off to release the article.
REFERENCES:
patent: 3219382 (1965-11-01), Hugentobler
patent: 3881762 (1975-05-01), Zappia
patent: 4285537 (1981-08-01), Hawrylo et al.
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