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FR2341511A1 - Perfectionnements apportes aux mandrins a expansion pneumatique - Google Patents

Perfectionnements apportes aux mandrins a expansion pneumatique

Info

Publication number
FR2341511A1
FR2341511A1 FR7604549A FR7604549A FR2341511A1 FR 2341511 A1 FR2341511 A1 FR 2341511A1 FR 7604549 A FR7604549 A FR 7604549A FR 7604549 A FR7604549 A FR 7604549A FR 2341511 A1 FR2341511 A1 FR 2341511A1
Authority
FR
France
Prior art keywords
grippers
chuck
pneumatic jack
operates
annular
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.)
Withdrawn
Application number
FR7604549A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7604549A priority Critical patent/FR2341511A1/fr
Publication of FR2341511A1 publication Critical patent/FR2341511A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Unwinding Webs (AREA)
  • Advancing Webs (AREA)
FR7604549A 1976-02-19 1976-02-19 Perfectionnements apportes aux mandrins a expansion pneumatique Withdrawn FR2341511A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7604549A FR2341511A1 (fr) 1976-02-19 1976-02-19 Perfectionnements apportes aux mandrins a expansion pneumatique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7604549A FR2341511A1 (fr) 1976-02-19 1976-02-19 Perfectionnements apportes aux mandrins a expansion pneumatique

Publications (1)

Publication Number Publication Date
FR2341511A1 true FR2341511A1 (fr) 1977-09-16

Family

ID=9169314

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604549A Withdrawn FR2341511A1 (fr) 1976-02-19 1976-02-19 Perfectionnements apportes aux mandrins a expansion pneumatique

Country Status (1)

Country Link
FR (1) FR2341511A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2289453A (en) * 1940-05-23 1942-07-14 Herbert T Randall Winder
US2520126A (en) * 1948-01-30 1950-08-29 Crown Zellerbach Corp Expansible shaft
US2697563A (en) * 1954-02-12 1954-12-21 Murray D J Mfg Co Fluid pressure actuated roll chuck
DE933310C (de) * 1950-02-10 1955-09-22 Aero Shaft Ab Vorrichtung an Spindeln zum Festhalten von Wickelhuelsen fuer Papierrollen od. dgl.
US3092342A (en) * 1961-03-13 1963-06-04 Du Pont Radially expansible holder for tubular packages
US3273817A (en) * 1963-07-02 1966-09-20 Wean Damiron Collapsible mandrel
US3289966A (en) * 1965-05-12 1966-12-06 Allegheny Ludlum Steel Coil support device
US3394902A (en) * 1966-12-27 1968-07-30 Goodrich Co B F Inflatable mandrel
US3908926A (en) * 1974-05-17 1975-09-30 Tidland Corp Roll supporting mechanism
US3917187A (en) * 1974-07-12 1975-11-04 Lawrence R Damour Expanding mandrel or chuck
US3937412A (en) * 1975-04-23 1976-02-10 Damour Lawrence R Expanding outer sleeve for a mandrel or chuck

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2289453A (en) * 1940-05-23 1942-07-14 Herbert T Randall Winder
US2520126A (en) * 1948-01-30 1950-08-29 Crown Zellerbach Corp Expansible shaft
DE933310C (de) * 1950-02-10 1955-09-22 Aero Shaft Ab Vorrichtung an Spindeln zum Festhalten von Wickelhuelsen fuer Papierrollen od. dgl.
US2697563A (en) * 1954-02-12 1954-12-21 Murray D J Mfg Co Fluid pressure actuated roll chuck
US3092342A (en) * 1961-03-13 1963-06-04 Du Pont Radially expansible holder for tubular packages
US3273817A (en) * 1963-07-02 1966-09-20 Wean Damiron Collapsible mandrel
US3289966A (en) * 1965-05-12 1966-12-06 Allegheny Ludlum Steel Coil support device
US3394902A (en) * 1966-12-27 1968-07-30 Goodrich Co B F Inflatable mandrel
US3908926A (en) * 1974-05-17 1975-09-30 Tidland Corp Roll supporting mechanism
US3917187A (en) * 1974-07-12 1975-11-04 Lawrence R Damour Expanding mandrel or chuck
US3937412A (en) * 1975-04-23 1976-02-10 Damour Lawrence R Expanding outer sleeve for a mandrel or chuck

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Legal Events

Date Code Title Description
ST Notification of lapse