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 platreInfo
- 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
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)
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 (ru) | 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 (ru) |
Families Citing this family (1)
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)
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 |
-
1974
- 1974-09-30 FR FR7432928A patent/FR2285971A1/fr active Granted
Patent Citations (1)
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 (ru) | 1978-06-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |