GB557264A - Improvements in or relating to adjustable brackets - Google Patents

Improvements in or relating to adjustable brackets

Info

Publication number
GB557264A
GB557264A GB475342A GB475342A GB557264A GB 557264 A GB557264 A GB 557264A GB 475342 A GB475342 A GB 475342A GB 475342 A GB475342 A GB 475342A GB 557264 A GB557264 A GB 557264A
Authority
GB
United Kingdom
Prior art keywords
casing
lamp
oliver
flexible strip
round
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB475342A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oliver Pell Control Ltd
Original Assignee
Oliver Pell Control Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oliver Pell Control Ltd filed Critical Oliver Pell Control Ltd
Priority to GB475342A priority Critical patent/GB557264A/en
Publication of GB557264A publication Critical patent/GB557264A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/26—Pivoted arms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/11—Supports for sets, e.g. incorporating armrests

Abstract

557,264. Counter-balancing. OLIVER PELL CONTROL, Ltd., and OLIVER, G. F. N. April 10, 1942, No. 4753. [Class 78 (ii)] [Also in Group XIV] An adjustable bracket for supporting an electric lamp 39, a telephone instrument or other article comprises a flexible strip or chain 30, 31, which, after passing through a support opening 37 in a casing 14 and round a fixed pulley 35 is lead round a pair of pulleys 25 on a weighted slide 21 and is then secured to a fixed block 29. When the lamp &c. is moved away from, or towards, the supporting standard 12 the weighted slide moves in the opposite direction and maintains the balance. The flexible strip 30, 31 may consist of two concave strips enclosing the electric leads of the lamp. The casing 14 pivots about a horizontal axis and the upper part of the standard may turn about a vertical axis. The casing is loaded by a counterbalance 20. Specification 548,866, [Group XIV], is referred to.
GB475342A 1942-04-10 1942-04-10 Improvements in or relating to adjustable brackets Expired GB557264A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB475342A GB557264A (en) 1942-04-10 1942-04-10 Improvements in or relating to adjustable brackets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB475342A GB557264A (en) 1942-04-10 1942-04-10 Improvements in or relating to adjustable brackets

Publications (1)

Publication Number Publication Date
GB557264A true GB557264A (en) 1943-11-12

Family

ID=9783125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB475342A Expired GB557264A (en) 1942-04-10 1942-04-10 Improvements in or relating to adjustable brackets

Country Status (1)

Country Link
GB (1) GB557264A (en)

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