Clamp-type lamp holder

Details Clamp-type lamp holder Clamp-type lamp holder

1993-11-30

1995-11-07

Chin-Shue, Alvin C.

Supports

Brackets

Adjustable

2482781, 362226, 362275, 403 53, 403164, F21V 2128

Patent

active

054641829

ABSTRACT:
An improved clamp-type lamp holder which allows the lamp head to be vertically adjusted and all the directional and angle adjustments can be effectuated above the clamp seat. The lamp holder comprises: (1) a lamp body, a holder clamp, a hanger, and a lamp head, the lamp stem comprising a stem body and a connection body; (2) a projecting post provided on the bottom end of the stem body which is inserted into a first hole provided in the top portion of the connection body; (3) a tubular plastic bushing for sleeving about the projection post within the connection body; (4) a threaded screw which is upwardly threaded into a thread hole in the projecting post of the stem body so as to affix the stem body with the connection body and form the lamp body via a washer which is disposed below the tubular plastic bushing; (5) a longitudinal groove formed near the lower end of the connection body; (6) a transversal notch formed near the longitudinal groove for receiving a long washer to be fitted therein, the transversal notch including a horizontal through hole; and (7) a hand screw to be inserted through the horizontal through hole in the transversal notch and another through hole provided in a projecting seat of the holder clamp so as to allow the stem body, the connection body, and the lamp clamp to be affixed together while allowing the lamp body to swing in a desired angle.

REFERENCES:
patent: 1280095 (1918-09-01), Smith
patent: 2717141 (1955-09-01), Livingston
patent: 2790617 (1957-04-01), Harland
patent: 3193674 (1965-07-01), Fleming
patent: 4090210 (1978-05-01), Wehling et al.
patent: 4850804 (1989-07-01), Huang
patent: 4887784 (1989-12-01), Kayali
patent: 5054737 (1991-10-01), DeLancey

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