Sucking on device which is easily to be lifted but is not easily

Details Sucking on device which is easily to be lifted but is not easily Sucking on device which is easily to be lifted but is not easily

1990-09-10

1991-12-31

Ramirez, Ramon O.

Supports

Props and braces

Vacuum hold-down

2482055, 248363, A45D 4214

Patent

active

050765272

ABSTRACT:
An apparatus for releasably securing an article on a flat surface. The article is supported at its bottom surface by a first upper supporting surface of a supporting plate; that has at least one first through hole, and a blocking portion in a first lower surface. A vacuum sucker is provided for releasably attaching to the flat surface and is provided with a second through hole on a second lower surface and being adapted to be blocked by the blocking portion of the supporting plate. At least one telescopic guiding assembly including a spindle secured at a first lower end to the second upper supporting surface of the sucker body and having an upper portion which extends upwardly from the first lower end through the first hole beyond the first upper supporting surface of the supporting plate, and an outer tube secured at a second lower end thereof to the first upper supporting surface of the supporting plate around the first through hole and extending upwardly from the second lower end thereof to surround the upper portion of the spindle extending beyond the first upper supporting surface. The spindle telescopically moves in and relative to the first through hole and the outer tube by a force in an upright direction.

REFERENCES:
patent: 3159370 (1964-12-01), Rubenstein
patent: 3675886 (1972-07-01), Kampmier
patent: 4180229 (1979-12-01), Schulein
patent: 4221356 (1980-09-01), Fortune
patent: 4756497 (1988-07-01), Lan
patent: 4957318 (1990-09-01), Blatt

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