Transom member for sliding doors

Details Transom member for sliding doors Transom member for sliding doors

1982-06-25

1989-02-28

Tubbesing, T. H.

Communications: directive radio wave systems and devices (e.g.,

Return signal controls external device

49 25, 49 31, G01S 1304, E05F 1520

Patent

active

048090000

ABSTRACT:
A transom member for a sliding door having an elongate support member and a cover member secured to the support member. The transom member has a cavity defined between the support member and cover member and sensing means for sensing approach of a person towards the transom member is housed in the cavity. The sensing means includes an energy detector for detecting energy from a person approaching the transom member, and the detector is positioned for receiving such energy through the cover member.

REFERENCES:
patent: 3497995 (1970-03-01), Forsberg
patent: 4009476 (1977-02-01), Lutz

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