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
GB1198619A
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.)
R T SHELLEY Ltd
Original Assignee
R T SHELLEY 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 R T SHELLEY LtdfiledCriticalR T SHELLEY Ltd
Priority to GB1198619ApriorityCriticalpatent/GB139952A/en
Publication of GB139952ApublicationCriticalpatent/GB139952A/en
G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
G01L27/02—Testing or calibrating of apparatus for measuring fluid pressure of indicators
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Closures For Containers
(AREA)
Reciprocating Pumps
(AREA)
Abstract
139,952. Shelley, Ltd., R. T., and Dunn, H. J. W. May 13, 1919. Indicating.-A pressure gauge for use in connexion with an air pump for inflating pneumatic tyres comprises a base-plate a and a 'barrel b thereon, in which is adapted to slide a plunger d in communication with a pipe g leading to the pump. A spring h secured at one end to the barrel bears on the end of the plunger and is attached at its free end to a link k which is connected to an arm l on a spindle m carrying the indicating pointer. A screw t is provided as a means for adjusting the spring and for regulating the zero-position of the pointer.
GB1198619A1919-05-131919-05-13Improvements in pressure gauges
ExpiredGB139952A
(en)