Rotatable bellows-like cover

Details Rotatable bellows-like cover Rotatable bellows-like cover

1982-03-24

1984-11-27

Callaghan, Thomas F.

Pipe joints or couplings

Flexible joint, rigid members

Bellows

285280, F16L 5102

Patent

active

044847726

ABSTRACT:
Rotatable bellows-like covers made up of a number of sections, each formed from annular elements, incorporate a rotatable section permitting the cover to expand and contract lengthwise and simultaneously permit rotation of a portion thereof with respect to another portion. The rotatable bellows-like covers are particularly suitable for protectively enclosing movable mechanical arms on welding robots and the like and specifically the hinged portions thereof which are movable in angular relation to one another and rotatable with respect to one another.

REFERENCES:
patent: 1534399 (1925-04-01), Kraft
patent: 3284264 (1966-11-01), O'Rourke
patent: 3642309 (1972-02-01), Horrobin et al.
patent: 3727949 (1973-04-01), Kleykamp et al.
patent: 3770303 (1973-11-01), Hallett
patent: 4099744 (1978-07-01), Kutnyak et al.

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