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
GB25158/25A
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand CofiledCriticalIngersoll Rand Co
Publication of GB253064ApublicationCriticalpatent/GB253064A/en
B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
B25D9/14—Control devices for the reciprocating piston
Landscapes
Physics & Mathematics
(AREA)
Fluid Mechanics
(AREA)
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Percussive Tools And Related Accessories
(AREA)
Actuator
(AREA)
Abstract
253,064. Ingersoll-Rand Co., (Assignees of Zimmermann, W. F.). June 4, 1925, [Convention date]. Percussive h a n d tools. - In a percussive, fluid-pressure operated, hand - supported tool, described as a sand rammer, a stuffing-box with gland D through which the piston-rod passes is arranged at the forward end of the tool.
GB25158/25A1925-06-041925-10-08Improvement in fluid actuated percussive machines
ExpiredGB253064A
(en)