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.)
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.)
Jacobs Vehicle Systems Inc
Original Assignee
Jacobs Manufacturing 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 Jacobs Manufacturing CofiledCriticalJacobs Manufacturing Co
Priority to FR7501798ApriorityCriticalpatent/FR2298390A1/fr
Publication of FR2298390A1publicationCriticalpatent/FR2298390A1/fr
Application grantedgrantedCritical
Publication of FR2298390B1publicationCriticalpatent/FR2298390B1/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
B23B31/02—Chucks
B23B31/08—Chucks holding tools yieldably
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
B23B31/02—Chucks
B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
B23B31/1207—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving obliquely to the axis of the chuck in a plane containing this axis
B23B31/1238—Jaws movement actuated by a nut with conical screw-thread
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Gripping On Spindles
(AREA)
FR7501798A1975-01-211975-01-21Mandrin porte-foret de percage
GrantedFR2298390A1
(fr)