FR2285971A1 - Machine a percer des trous dans des modeles ou moulages en platre - Google Patents

Machine a percer des trous dans des modeles ou moulages en platre

Info

Publication number
FR2285971A1
FR2285971A1 FR7432928A FR7432928A FR2285971A1 FR 2285971 A1 FR2285971 A1 FR 2285971A1 FR 7432928 A FR7432928 A FR 7432928A FR 7432928 A FR7432928 A FR 7432928A FR 2285971 A1 FR2285971 A1 FR 2285971A1
Authority
FR
France
Prior art keywords
drill
machine
held
workpiece
operating lever
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
FR7432928A
Other languages
English (en)
French (fr)
Other versions
FR2285971B1 (enExample
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 FR7432928A priority Critical patent/FR2285971A1/fr
Publication of FR2285971A1 publication Critical patent/FR2285971A1/fr
Application granted granted Critical
Publication of FR2285971B1 publication Critical patent/FR2285971B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/003—Drilling machine situated underneath the workpiece

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
FR7432928A 1974-09-30 1974-09-30 Machine a percer des trous dans des modeles ou moulages en platre Granted FR2285971A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7432928A FR2285971A1 (fr) 1974-09-30 1974-09-30 Machine a percer des trous dans des modeles ou moulages en platre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7432928A FR2285971A1 (fr) 1974-09-30 1974-09-30 Machine a percer des trous dans des modeles ou moulages en platre

Publications (2)

Publication Number Publication Date
FR2285971A1 true FR2285971A1 (fr) 1976-04-23
FR2285971B1 FR2285971B1 (enExample) 1978-06-09

Family

ID=9143596

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7432928A Granted FR2285971A1 (fr) 1974-09-30 1974-09-30 Machine a percer des trous dans des modeles ou moulages en platre

Country Status (1)

Country Link
FR (1) FR2285971A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106142362B (zh) * 2016-08-11 2017-09-29 中天建设集团有限公司 半自动化加气块钻孔设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3120136A (en) * 1960-05-18 1964-02-04 Harry G Bieker Semi-automatic drill press assembly and method of drilling stacked sheets

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3120136A (en) * 1960-05-18 1964-02-04 Harry G Bieker Semi-automatic drill press assembly and method of drilling stacked sheets

Also Published As

Publication number Publication date
FR2285971B1 (enExample) 1978-06-09

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse