GB646862A - Work holder - Google Patents

Work holder

Info

Publication number
GB646862A
GB646862A GB911948A GB911948A GB646862A GB 646862 A GB646862 A GB 646862A GB 911948 A GB911948 A GB 911948A GB 911948 A GB911948 A GB 911948A GB 646862 A GB646862 A GB 646862A
Authority
GB
United Kingdom
Prior art keywords
gasket
groove
work holder
calhoun
shaped
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
GB911948A
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.)
ADELA HARVEY CALHOUN
Original Assignee
ADELA HARVEY CALHOUN
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 ADELA HARVEY CALHOUN filed Critical ADELA HARVEY CALHOUN
Priority to GB911948A priority Critical patent/GB646862A/en
Publication of GB646862A publication Critical patent/GB646862A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/005—Vacuum work holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)

Abstract

646,862. Joint-making packing. CALHOUN, O. H., and CALHOUN, A. H. March 31, 1948. No. 9119. [Class 122(iii)] [Also in Group XXIII] A vacuum work holder for securing sheet stock on a machine tool has a marginal groove fitted with a soft rubber gasket to make a seal with the work. The groove and gasket may be shaped as shown in Figs. 4 and 6; the gasket may be tubular and inflated with fluid under pressure through a valve as shown in Fig. 5. In a modification, the groove and gasket are shaped as shown in Fig. 8.
GB911948A 1948-03-31 1948-03-31 Work holder Expired GB646862A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB911948A GB646862A (en) 1948-03-31 1948-03-31 Work holder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB911948A GB646862A (en) 1948-03-31 1948-03-31 Work holder

Publications (1)

Publication Number Publication Date
GB646862A true GB646862A (en) 1950-11-29

Family

ID=9865731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB911948A Expired GB646862A (en) 1948-03-31 1948-03-31 Work holder

Country Status (1)

Country Link
GB (1) GB646862A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096372B (en) * 1957-02-28 1961-01-05 Leipzig Veb Druckmasch Werke Arrangement for processing straight, mutually perpendicular edges and facets on stereotype plates and the like. ae.
US4795518A (en) * 1984-02-17 1989-01-03 Burr-Brown Corporation Method using a multiple device vacuum chuck for an automatic microelectronic bonding apparatus
EP0323565A1 (en) * 1988-01-06 1989-07-12 Pavatex Ag Press apparatus for sheet products
GB2253659A (en) * 1991-03-09 1992-09-16 Robert Jackson A sealing device
WO1993022104A1 (en) * 1992-05-06 1993-11-11 Carne, James, Christopher Vacuum plates
CN102896600A (en) * 2012-11-01 2013-01-30 昆山允可精密工业技术有限公司 Vacuum adsorption carrier
CN102896601A (en) * 2012-11-01 2013-01-30 昆山允可精密工业技术有限公司 Vacuum adsorption carrier
CN103386660A (en) * 2013-07-19 2013-11-13 太仓伟利达铭板科技有限公司 Nameplate adsorbing device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1096372B (en) * 1957-02-28 1961-01-05 Leipzig Veb Druckmasch Werke Arrangement for processing straight, mutually perpendicular edges and facets on stereotype plates and the like. ae.
US4795518A (en) * 1984-02-17 1989-01-03 Burr-Brown Corporation Method using a multiple device vacuum chuck for an automatic microelectronic bonding apparatus
EP0323565A1 (en) * 1988-01-06 1989-07-12 Pavatex Ag Press apparatus for sheet products
GB2253659A (en) * 1991-03-09 1992-09-16 Robert Jackson A sealing device
WO1993022104A1 (en) * 1992-05-06 1993-11-11 Carne, James, Christopher Vacuum plates
CN102896600A (en) * 2012-11-01 2013-01-30 昆山允可精密工业技术有限公司 Vacuum adsorption carrier
CN102896601A (en) * 2012-11-01 2013-01-30 昆山允可精密工业技术有限公司 Vacuum adsorption carrier
CN103386660A (en) * 2013-07-19 2013-11-13 太仓伟利达铭板科技有限公司 Nameplate adsorbing device

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