E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
160/8
E06B 3/94 (2006.01) E06B 9/262 (2006.01) E06B 9/58 (2006.01) F25D 21/04 (2006.01) F25D 23/02 (2006.01) E06B 9/24 (2006.01) F25D 13/00 (2006.01)
Patent
CA 1325768
A B S T R A C T A RISER FOR A VERTICALLY-OPENING DOOR A riser (1) for a goods-handling door which is exposed to cold on one side and which comprises a vertically-opening flexible curtain (6) is intended to guide the side edges of said curtain. The riser comprises a channel section metal bar (11), a lining (12) made of a material which is a poor conductor of heat and which lines the inside of said channel section bar, and at least one longitudinally-extending cavity (14) providing a cushion of air between the outside surface of said channel section bar and the inside surface of its lining. The inside surface of lining (12) is smooth. At least one of the longitudinally-extending cavities (14) may include heater means, for example electrical heater resistance (15). The riser is provided to prevent frost and ice from forming around the side edges of the curtain of a goods-handling door which is exposed to the cold.
518985
Nergeco S.a.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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