DE451389C - Mandrel - Google Patents

Mandrel

Info

Publication number
DE451389C
DE451389C DEB119640D DEB0119640D DE451389C DE 451389 C DE451389 C DE 451389C DE B119640 D DEB119640 D DE B119640D DE B0119640 D DEB0119640 D DE B0119640D DE 451389 C DE451389 C DE 451389C
Authority
DE
Germany
Prior art keywords
mandrel
Prior art date
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
DEB119640D
Other languages
German (de)
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.)
ROBERT BIKELBACH GmbH
Original Assignee
ROBERT BIKELBACH GmbH
Publication date
Priority to DEB119640D priority Critical patent/DE451389C/en
Application granted granted Critical
Publication of DE451389C publication Critical patent/DE451389C/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B31/00Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/40Expansion mandrels
    • B23B31/404Gripping the work or tool by jaws moving radially controlled by conical surfaces
    • B23B31/4046Details of the jaws
DEB119640D Mandrel Expired DE451389C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEB119640D DE451389C (en) Mandrel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB119640D DE451389C (en) Mandrel

Publications (1)

Publication Number Publication Date
DE451389C true DE451389C (en) 1927-10-21

Family

ID=6995098

Family Applications (1)

Application Number Title Priority Date Filing Date
DEB119640D Expired DE451389C (en) Mandrel

Country Status (1)

Country Link
DE (1) DE451389C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE820233C (en) * 1948-11-09 1951-11-08 Arno Jungbluth Mandrel
US2738980A (en) * 1953-03-20 1956-03-20 Hilbert C Spahn Expansible arbors
JPH07211797A (en) * 1993-11-29 1995-08-11 Sgs Thomson Microelectron Sa Volatile memory cell and manufacture thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE820233C (en) * 1948-11-09 1951-11-08 Arno Jungbluth Mandrel
US2738980A (en) * 1953-03-20 1956-03-20 Hilbert C Spahn Expansible arbors
JPH07211797A (en) * 1993-11-29 1995-08-11 Sgs Thomson Microelectron Sa Volatile memory cell and manufacture thereof

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