FR2278438B1 - - Google Patents

Info

Publication number
FR2278438B1
FR2278438B1 FR7521624A FR7521624A FR2278438B1 FR 2278438 B1 FR2278438 B1 FR 2278438B1 FR 7521624 A FR7521624 A FR 7521624A FR 7521624 A FR7521624 A FR 7521624A FR 2278438 B1 FR2278438 B1 FR 2278438B1
Authority
FR
France
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
FR7521624A
Other languages
French (fr)
Other versions
FR2278438A1 (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.)
MECCANICHE MASOERO COSTRUZIONI
Original Assignee
MECCANICHE MASOERO COSTRUZIONI
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 MECCANICHE MASOERO COSTRUZIONI filed Critical MECCANICHE MASOERO COSTRUZIONI
Publication of FR2278438A1 publication Critical patent/FR2278438A1/en
Application granted granted Critical
Publication of FR2278438B1 publication Critical patent/FR2278438B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D7/00—Slip couplings, e.g. slipping on overload, for absorbing shock
    • F16D7/04—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type
    • F16D7/06—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type with intermediate balls or rollers
    • F16D7/10—Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type with intermediate balls or rollers moving radially between engagement and disengagement
    • 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
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls
    • B23B31/1071—Retention by balls
    • 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
    • B23B31/38—Chucks with overload clutches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gripping On Spindles (AREA)
FR7521624A 1974-07-16 1975-07-04 Fracture prevention unit for e.g. tap drill - exerts minimal axial extension on the working spindle and exhibits high load-bearing capacity Granted FR2278438A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6925674A IT1020401B (en) 1974-07-16 1974-07-16 SAFETY DEVICE FOR FIXING TAPPING TOOLS ON BORING DRILLS AND SIMILAR

Publications (2)

Publication Number Publication Date
FR2278438A1 FR2278438A1 (en) 1976-02-13
FR2278438B1 true FR2278438B1 (en) 1979-08-24

Family

ID=11311677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521624A Granted FR2278438A1 (en) 1974-07-16 1975-07-04 Fracture prevention unit for e.g. tap drill - exerts minimal axial extension on the working spindle and exhibits high load-bearing capacity

Country Status (3)

Country Link
DE (1) DE2528423A1 (en)
FR (1) FR2278438A1 (en)
IT (1) IT1020401B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501312A1 (en) * 1981-03-03 1982-09-10 Acma Cribier Sa Hub lock for motor output shaft - has ball-race locked in position by expanding inner plug in hub
FR2621841A1 (en) * 1987-10-16 1989-04-21 Realisa Outillage Ste Fse Et Device for fixing a tap
DE9104489U1 (en) * 1991-04-12 1992-09-03 Leitner, Kajetan, 7470 Albstadt Drive of a drill chuck equipped with a torque clutch
CN107486290A (en) * 2017-10-18 2017-12-19 金箍棒工业产品设计江阴有限公司 A kind of solid, powdery grinder
CN108041684A (en) * 2018-01-31 2018-05-18 四川万利精密机械制造有限公司 A kind of Combined-type ashtray that lights a cigarette certainly
CN113266655B (en) * 2021-07-19 2021-09-14 南通安泰风机有限公司 Cooling fan for variable frequency motor and method for preventing motor from being burnt

Also Published As

Publication number Publication date
DE2528423A1 (en) 1976-01-29
FR2278438A1 (en) 1976-02-13
IT1020401B (en) 1977-12-20

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Legal Events

Date Code Title Description
ST Notification of lapse