Apparatus for opening and closing hatch cover

Details Apparatus for opening and closing hatch cover Apparatus for opening and closing hatch cover

1981-09-03

1982-11-09

Caun, Peter M.

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

With mounting or supporting means

114201R, E05F 1100

Patent

active

043579825

ABSTRACT:
An apparatus for operating a hatch cover consisting of at least three pivotally interconnected cover sections foldable vertically accordionwise in a storage space adjacent to one hatch end, with the first lower section pivoted to said hatch end and the last cover section being connected to endless chain means extending along the hatch coaming and selectively engageable with drive means for pulling the hatch cover from open to closing position, said apparatus comprising telescopically extendable and retractable pivot arm means pivoted to said hatch end swingable between an upward vertical position and a downward horizontal position on a level below stud means projecting sidewise from each cover section, whereby said pivot arm means is selectively extendable for engagement with stud means of the cover section nearest to said hatch end.

REFERENCES:
patent: 3107722 (1963-10-01), Larssen
patent: 3448785 (1969-06-01), Hover et al.
patent: 3494406 (1970-02-01), Roodenburg et al.
patent: 3811396 (1974-05-01), Wessel et al.
patent: 4193439 (1980-03-01), Kummerman

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