FR2451252A1 - Dispositif pour decoupage circulaire - Google Patents

Dispositif pour decoupage circulaire

Info

Publication number
FR2451252A1
FR2451252A1 FR7906923A FR7906923A FR2451252A1 FR 2451252 A1 FR2451252 A1 FR 2451252A1 FR 7906923 A FR7906923 A FR 7906923A FR 7906923 A FR7906923 A FR 7906923A FR 2451252 A1 FR2451252 A1 FR 2451252A1
Authority
FR
France
Prior art keywords
casing
centering shaft
nut
cutting blade
contact end
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.)
Granted
Application number
FR7906923A
Other languages
English (en)
French (fr)
Other versions
FR2451252B1 (show.php
Inventor
Sachiko Ihata
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.)
Nippon Tenshashi KK
Original Assignee
Nippon Tenshashi KK
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 Nippon Tenshashi KK filed Critical Nippon Tenshashi KK
Priority to FR7906923A priority Critical patent/FR2451252A1/fr
Publication of FR2451252A1 publication Critical patent/FR2451252A1/fr
Application granted granted Critical
Publication of FR2451252B1 publication Critical patent/FR2451252B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/05—Drills for trepanning for cutting discs from sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/3846—Cutting-out; Stamping-out cutting out discs or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/088—Indication scales

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)
FR7906923A 1979-03-12 1979-03-12 Dispositif pour decoupage circulaire Granted FR2451252A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7906923A FR2451252A1 (fr) 1979-03-12 1979-03-12 Dispositif pour decoupage circulaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7906923A FR2451252A1 (fr) 1979-03-12 1979-03-12 Dispositif pour decoupage circulaire

Publications (2)

Publication Number Publication Date
FR2451252A1 true FR2451252A1 (fr) 1980-10-10
FR2451252B1 FR2451252B1 (show.php) 1982-10-22

Family

ID=9223293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7906923A Granted FR2451252A1 (fr) 1979-03-12 1979-03-12 Dispositif pour decoupage circulaire

Country Status (1)

Country Link
FR (1) FR2451252A1 (show.php)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9597736B2 (en) 2013-12-19 2017-03-21 Milwaukee Electric Tool Corporation Adjustable diameter hole cutter
CN107030317A (zh) * 2017-04-05 2017-08-11 国家电网公司 一种机夹切割圆形或圆环形密封垫圈用的割刀

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2737720A (en) * 1950-08-24 1956-03-13 Kaser Fritz Tool guiding device
US3621574A (en) * 1970-06-30 1971-11-23 Gerald F Yanke Photographic print circle cutter
CH582047A5 (en) * 1975-04-21 1976-11-30 Schiess Georg Swinging arm circle cutting instrument - has central axis with sliding centring pin on baseplate with adhesive underside

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2737720A (en) * 1950-08-24 1956-03-13 Kaser Fritz Tool guiding device
US3621574A (en) * 1970-06-30 1971-11-23 Gerald F Yanke Photographic print circle cutter
CH582047A5 (en) * 1975-04-21 1976-11-30 Schiess Georg Swinging arm circle cutting instrument - has central axis with sliding centring pin on baseplate with adhesive underside

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9597736B2 (en) 2013-12-19 2017-03-21 Milwaukee Electric Tool Corporation Adjustable diameter hole cutter
US10576553B2 (en) 2013-12-19 2020-03-03 Milwaukee Electric Tool Corporation Adjustable diameter hole cutter
CN107030317A (zh) * 2017-04-05 2017-08-11 国家电网公司 一种机夹切割圆形或圆环形密封垫圈用的割刀

Also Published As

Publication number Publication date
FR2451252B1 (show.php) 1982-10-22

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Legal Events

Date Code Title Description
ST Notification of lapse