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
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Herbert William Hanwell
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Individual
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Individual
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Publication of GB190908575ApublicationCriticalpatent/GB190908575A/en
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V15/00—Protecting lighting devices from damage
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Pipe Accessories
(AREA)
Abstract
8575. Hanwell, H. W. April 8. Anti - vibration devices.- Gas pendants of the rigidtube type are provided with a spiral spring B connecting the upper end of the pendant A' with the fixed tube A of the ceiling fitting D, the fitting and pendant also being connected by a flexible conduit C, which lies within the spring. The flexible tube C is only carried a short distance into the rigid tube A<1> of the pendant.
GB190908575D1909-04-081909-04-08Improvements in or relating to Gas Pendants.
ExpiredGB190908575A
(en)