Object maneuvering arrangement

Details Object maneuvering arrangement Object maneuvering arrangement

1998-11-06

2000-11-14

Stodola, Daniel P.

Flexible or portable closure, partition, or panel

Pleating type

With power operating means

160189, 160265, 49200, A47H 500

Patent

active

061455687

ABSTRACT:
A door maneuvering arrangement for opening and closing a door. The arrangement includes a line loop connected to a part of the door, a drive wheel, a motor for reversibly rotating the drive wheel and a plurality of guide pulleys for guiding the line loop. First guide pulleys are mounted in the vicinity of the drive wheel and cause a first line section of the line loop to bear on and extend in an omega-shape path around a first portion of the circumference of the drive wheel. Second guide pulleys are mounted in the vicinity of the drive wheel and caused a second line section of the line loop to bear on and extend in an omega-shape path around a second portion of the circumference of the drive wheel.

REFERENCES:
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patent: 4811777 (1989-03-01), Chretien
patent: 4997022 (1991-03-01), Klein
patent: 5082043 (1992-01-01), Moreno
patent: 5159967 (1992-11-01), Ashley et al.
patent: 5170108 (1992-12-01), Peterson et al.
patent: 5179989 (1993-01-01), Schon
patent: 5205070 (1993-04-01), Lundstrom
patent: 5222541 (1993-06-01), Hornberger
patent: 5515898 (1996-05-01), Alcocer

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