GB2329949B - A shaft for the centering and engaging of one or more tubes - Google Patents

A shaft for the centering and engaging of one or more tubes

Info

Publication number
GB2329949B
GB2329949B GB9720818A GB9720818A GB2329949B GB 2329949 B GB2329949 B GB 2329949B GB 9720818 A GB9720818 A GB 9720818A GB 9720818 A GB9720818 A GB 9720818A GB 2329949 B GB2329949 B GB 2329949B
Authority
GB
United Kingdom
Prior art keywords
centering
tubes
engaging
shaft
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 - Fee Related
Application number
GB9720818A
Other versions
GB9720818D0 (en
GB2329949A (en
Inventor
Giancario Marin
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.)
CREATIVE PATENT Ltd
Original Assignee
CREATIVE PATENT 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 CREATIVE PATENT Ltd filed Critical CREATIVE PATENT Ltd
Priority to GB9720818A priority Critical patent/GB2329949B/en
Publication of GB9720818D0 publication Critical patent/GB9720818D0/en
Publication of GB2329949A publication Critical patent/GB2329949A/en
Application granted granted Critical
Publication of GB2329949B publication Critical patent/GB2329949B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
    • B23B31/16287—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially using fluid-pressure means to actuate the gripping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/24—Constructional details adjustable in configuration, e.g. expansible
    • B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
    • B65H75/243—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
    • B65H75/2437—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid comprising a fluid-pressure-actuated elastic member, e.g. a diaphragm or a pneumatic tube
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/28—Drums or other coil-holders
    • B21C47/30—Drums or other coil-holders expansible or contractible

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Winding Of Webs (AREA)
GB9720818A 1997-10-01 1997-10-01 A shaft for the centering and engaging of one or more tubes Expired - Fee Related GB2329949B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9720818A GB2329949B (en) 1997-10-01 1997-10-01 A shaft for the centering and engaging of one or more tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9720818A GB2329949B (en) 1997-10-01 1997-10-01 A shaft for the centering and engaging of one or more tubes

Publications (3)

Publication Number Publication Date
GB9720818D0 GB9720818D0 (en) 1997-12-03
GB2329949A GB2329949A (en) 1999-04-07
GB2329949B true GB2329949B (en) 2002-03-06

Family

ID=10819878

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9720818A Expired - Fee Related GB2329949B (en) 1997-10-01 1997-10-01 A shaft for the centering and engaging of one or more tubes

Country Status (1)

Country Link
GB (1) GB2329949B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT244102Y1 (en) * 1998-07-02 2002-03-07 Finsid S R L MIXED SYSTEM SELF-CENTERING EXPANDING SHAFT

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026488A (en) * 1976-07-12 1977-05-31 Nishimura Seisakusho Co., Ltd. Apparatus for holding cylindrical winding cores
GB1508717A (en) * 1975-05-15 1978-04-26 Great Lakes Ind Expandable core-shafts
GB2023256A (en) * 1978-06-19 1979-12-28 Double E Co Expanding mandrels

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1508717A (en) * 1975-05-15 1978-04-26 Great Lakes Ind Expandable core-shafts
US4026488A (en) * 1976-07-12 1977-05-31 Nishimura Seisakusho Co., Ltd. Apparatus for holding cylindrical winding cores
GB2023256A (en) * 1978-06-19 1979-12-28 Double E Co Expanding mandrels

Also Published As

Publication number Publication date
GB9720818D0 (en) 1997-12-03
GB2329949A (en) 1999-04-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071001