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
GB512120A
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.)
EDWIN COTTRILL
RHODES RHODES
Original Assignee
EDWIN COTTRILL
RHODES RHODES
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 EDWIN COTTRILL, RHODES RHODESfiledCriticalEDWIN COTTRILL
Priority to GB512120ApriorityCriticalpatent/GB165146A/en
Publication of GB165146ApublicationCriticalpatent/GB165146A/en
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23C—MILLING
B23C3/00—Milling particular work; Special milling operations; Machines therefor
B23C3/02—Milling surfaces of revolution
B23C3/05—Finishing valves or valve seats
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Harvester Elements
(AREA)
Abstract
165,146. Cottrill, E., and Rhodes, R. Feb. 20, 1920. Portable turning-apparatus.-A valve-trueing device comprises a holder 2 having fixed bearing portions 3, 4 coacting with complementary bearing portions 5, 6 carried in adjustable stirrups 7, 8. The valve 13 is rotated by means of a screw driver &c. against a pivoted cutter 11 adjustable by means of a screw 12<a>, the cut being limited by an adjustable abutment 15.
GB512120A1920-02-201920-02-20A new or improved apparatus for truing the valves of internal combustion engines and for like operations
ExpiredGB165146A
(en)