FR821442A - Fauteuil mécanique - Google Patents
Fauteuil mécaniqueInfo
- Publication number
- FR821442A FR821442A FR821442DA FR821442A FR 821442 A FR821442 A FR 821442A FR 821442D A FR821442D A FR 821442DA FR 821442 A FR821442 A FR 821442A
- Authority
- FR
- France
- Prior art keywords
- mechanical chair
- chair
- mechanical
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/02—Chairs with means to adjust position of patient; Controls therefor
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Brushes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US124017A US2215666A (en) | 1937-02-04 | 1937-02-04 | Extensible chair |
Publications (1)
Publication Number | Publication Date |
---|---|
FR821442A true FR821442A (fr) | 1937-12-04 |
Family
ID=22412269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR821442D Expired FR821442A (fr) | 1937-02-04 | 1937-05-04 | Fauteuil mécanique |
Country Status (4)
Country | Link |
---|---|
US (1) | US2215666A (fr) |
DE (1) | DE757290C (fr) |
FR (1) | FR821442A (fr) |
GB (3) | GB495742A (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735477A (en) * | 1956-02-21 | Dental chair and the like | ||
US2420910A (en) * | 1944-03-27 | 1947-05-20 | Buda Co | Hydraulic jack |
DE971661C (de) * | 1946-03-28 | 1959-03-12 | Ritter Company | Motorpumpeneinheit fuer hydraulisch verstellbare Stuehle |
US2586441A (en) * | 1946-03-28 | 1952-02-19 | Ritter Co Inc | Motor-pump attachment for foot pump dental chairs |
US2711632A (en) * | 1949-01-12 | 1955-06-28 | American Optical Corp | Release-relief valve for adjustable chairs |
US2928632A (en) * | 1954-08-09 | 1960-03-15 | Wayne J Morrill | Resilient motor mounting |
US2928961A (en) * | 1956-01-18 | 1960-03-15 | Wayne J Morrill | Pump motor mounting |
DE1127030B (de) * | 1957-08-30 | 1962-04-05 | Sarl Pierre Mathieu & Cie | Operationstisch |
US2970577A (en) * | 1958-01-28 | 1961-02-07 | Anderson Clayton & Co | Hydraulic lift |
US3050864A (en) * | 1960-03-14 | 1962-08-28 | Gen Electric | Signalling device for appliances and the like |
DE1938790U (de) * | 1965-03-18 | 1966-05-18 | Shin Meiwa Ind Co Ltd | Hydraulisch einstellbarer friseurstuhl. |
US3407993A (en) * | 1966-10-14 | 1968-10-29 | Molon Motor & Coil Corp | Blower |
US3682424A (en) * | 1969-07-16 | 1972-08-08 | Winton C Strumpell | Transportable camera pedestal |
DE4031105C2 (de) * | 1990-10-02 | 2000-03-09 | High Tech Geraetebau | Teleskopartig ausfahrbare Hubsäule, insbesondere zur Höhenverstellung einer Kamera |
CN113413007B (zh) * | 2021-07-12 | 2023-05-05 | 深圳璞灿信息技术有限公司 | 一种混合式教学设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE348809C (de) * | 1919-10-16 | 1922-02-16 | Fritz Haas | Sitzhebevorrichtung fuer Operationsstuehle |
US1708450A (en) * | 1923-11-20 | 1929-04-09 | Ritter Dental Mfg Co | Dental chair |
US1856493A (en) * | 1925-11-20 | 1932-05-03 | Ritter Dental Mfg Company Inc | Extensible chair |
FR689785A (fr) * | 1929-09-16 | 1930-10-02 | ||
DE614236C (de) * | 1931-01-11 | 1935-06-04 | Ritter Ag | Zahnaerztlicher Stuhl |
-
1937
- 1937-02-04 US US124017A patent/US2215666A/en not_active Expired - Lifetime
- 1937-04-23 DE DEP75120D patent/DE757290C/de not_active Expired
- 1937-05-04 FR FR821442D patent/FR821442A/fr not_active Expired
-
1938
- 1938-01-15 GB GB1413/38A patent/GB495742A/en not_active Expired
- 1938-01-17 GB GB1516/38A patent/GB506599A/en not_active Expired
- 1938-01-18 GB GB1701/38A patent/GB495925A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2215666A (en) | 1940-09-24 |
GB495742A (en) | 1938-11-18 |
GB506599A (en) | 1939-06-01 |
DE757290C (de) | 1954-04-12 |
GB495925A (en) | 1938-11-22 |
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