Single-point tensioning door system for containers

Details Single-point tensioning door system for containers Single-point tensioning door system for containers

1996-10-17

1997-09-16

Purol, David M.

Flexible or portable closure, partition, or panel

With mounting, fastening, or supporting means

220 15, A47H 1300

Patent

active

056670028

ABSTRACT:
A door for a container having a door frame with top, sides and bottom, the door having a flexible door panel with a top, sides and a bottom, with an arrangement for attaching the door panel top to the door frame top. Pulleys are attached to the door frame at the four corners of the frame. Three cables are carried by the door panel, with one cable anchored to the door frame at the lower right corner and running over the upper right pulley to a upper cable junction ring, a second cable anchored to the door frame at the lower left corner and running over the upper left pulley to the upper cable junction ring, a third cable having both ends joined to a lower cable junction ring and running over the lower right pulley and the lower left pulley, and a buckle having upper and lower ends connected to the upper and lower cable junction rings, respectively, and including a strap for tensioning the cables by drawing the upper and lower cable junction rings toward each other.

REFERENCES:
patent: 4046186 (1977-09-01), Nordstrom
patent: 4429730 (1984-02-01), Elston
patent: 4538663 (1985-09-01), Looker
patent: 4601405 (1986-07-01), Riemer
patent: 5242070 (1993-09-01), Bretschneider et al.
patent: 5395682 (1995-03-01), Holland et al.
patent: 5570801 (1996-11-01), Younger

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