Sheet metal connection in elongated lamp housings

Details Sheet metal connection in elongated lamp housings Sheet metal connection in elongated lamp housings

1977-12-27

1979-08-07

Price, William

Receptacles

Outlet or junction box type

Sectional receptacle

220 4R, 220 75, H02G 308, B65D 700

Patent

active

041635027

ABSTRACT:
In an elongated field lamp housing made of assembled sheet metal parts of the type including a U-shaped elongated lamp element, two U-shaped front faces joined to opposite ends of the lamp element and a generally U-shaped, elongated covering hood joined to the front faces and the lamp element, at least the front faces and the lamp element are provided with overlapping and abutting surfaces defining connecting zones. The front faces and the lamp element in these connecting zones have simultaneously-formed coacting indentations formed therein from one side of the connecting zone, for joining the front faces and lamp element together.

REFERENCES:
patent: 1591926 (1926-07-01), Mautner
patent: 2423955 (1947-07-01), Widener
patent: 2924702 (1960-02-01), Block
patent: 3592956 (1971-07-01), Fork

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