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
Inventor
Robert Henry Davis
Gorman & Co Ltd Siebe
Original Assignee
Siebe Gorman and Co Ltd
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Application filed by Siebe Gorman and Co LtdfiledCriticalSiebe Gorman and Co Ltd
Application grantedgrantedCritical
Publication of GB190429105ApublicationCriticalpatent/GB190429105A/en
Preventing Unauthorised Actuation Of Valves
(AREA)
Abstract
29,105. Davis, R. H., and Siebe, Gor- man & Co. Dec. 30. P l u g cocks.-A washer p above the plug of a three- way gas cock is pre- vented from ro- tating by lugs en- gaging slots in the cock casing, and is held in position by a screwed nut.
GB190429105D1904-12-301904-12-30Improvements in Air Pumps
ExpiredGB190429105A
(en)