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
GB3371754A
Inventor
Sidney Leonard King
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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 Plessey Co LtdfiledCriticalPlessey Co Ltd
Priority to GB3371754ApriorityCriticalpatent/GB787512A/en
Publication of GB787512ApublicationCriticalpatent/GB787512A/en
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
B23B29/02—Boring bars
Abstract
787,512. Grinding. PLESSEY CO., Ltd. Nov. 21, 1955 [Nov. 22, 1954], No. 33717/54. Class 60. [Also in Group XXII] An attachment for a hollow spindle machine with a rotating workpiece, comprises a spring- loaded cutting or abrasive tool 7 brought into operation against the back of a workpiece 5 by a hand-lever 21 and returned by a spring 26.
GB3371754A1954-11-221954-11-22Improvements in or relating to lathes and other metal cutting and like machines
ExpiredGB787512A
(en)