GB398097A - Improvements in guards for paper cutting guillotine machines - Google Patents

Improvements in guards for paper cutting guillotine machines

Info

Publication number
GB398097A
GB398097A GB472133A GB472133A GB398097A GB 398097 A GB398097 A GB 398097A GB 472133 A GB472133 A GB 472133A GB 472133 A GB472133 A GB 472133A GB 398097 A GB398097 A GB 398097A
Authority
GB
United Kingdom
Prior art keywords
guard
guards
levers
spring
paper cutting
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
GB472133A
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.)
JAMES SYDNEY SHAW
WILLIAM CROSLAND Ltd
Original Assignee
JAMES SYDNEY SHAW
WILLIAM CROSLAND 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 JAMES SYDNEY SHAW, WILLIAM CROSLAND Ltd filed Critical JAMES SYDNEY SHAW
Priority to GB472133A priority Critical patent/GB398097A/en
Publication of GB398097A publication Critical patent/GB398097A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/22Safety devices specially adapted for cutting machines

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)

Abstract

398,097. Machinery guards. CROSLAND, Ltd., W. and SHAW, J. S., Bank Foundry, Bredbury, Cheshire. Feb. 16, 1933, No. 4721. [Class 80 (iv).] A guard f for guillotine machines is operated by a cam D<1> on a shaft D, a lever d<1> with camfollower roller d, a spring-pressed rod e, and levers E, F. The last-named are bi-lateral and form a framework with shafts e<1>, e<3>. The bell cranks F are connected with the frame of the machine by pivoted rods f<1>. When the knife A has descended a pre-determined portion of its stroke the cam operates the levers and the guard bars f move aside the arms of the operator if he has not already withdrawn them. The guard is returned to inoperative position by the spring e2.
GB472133A 1933-02-16 1933-02-16 Improvements in guards for paper cutting guillotine machines Expired GB398097A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB472133A GB398097A (en) 1933-02-16 1933-02-16 Improvements in guards for paper cutting guillotine machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB472133A GB398097A (en) 1933-02-16 1933-02-16 Improvements in guards for paper cutting guillotine machines

Publications (1)

Publication Number Publication Date
GB398097A true GB398097A (en) 1933-09-07

Family

ID=9782531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB472133A Expired GB398097A (en) 1933-02-16 1933-02-16 Improvements in guards for paper cutting guillotine machines

Country Status (1)

Country Link
GB (1) GB398097A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110421602A (en) * 2019-08-19 2019-11-08 马鞍山极趣信息咨询有限公司 A kind of exhibition advertisement production automatic cutting means and its application method
CN111331658A (en) * 2020-02-28 2020-06-26 余选东 Split type safe automatic paper cutter for green printing and printing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110421602A (en) * 2019-08-19 2019-11-08 马鞍山极趣信息咨询有限公司 A kind of exhibition advertisement production automatic cutting means and its application method
CN111331658A (en) * 2020-02-28 2020-06-26 余选东 Split type safe automatic paper cutter for green printing and printing method
CN111331658B (en) * 2020-02-28 2020-10-09 北京中科印刷有限公司 Split type safe automatic paper cutter for green printing and printing method

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