FR2467315A2 - Dispositif de freinage et de blocage d'elements tubulaires telescopiques - Google Patents
Dispositif de freinage et de blocage d'elements tubulaires telescopiques Download PDFInfo
- Publication number
- FR2467315A2 FR2467315A2 FR7924980A FR7924980A FR2467315A2 FR 2467315 A2 FR2467315 A2 FR 2467315A2 FR 7924980 A FR7924980 A FR 7924980A FR 7924980 A FR7924980 A FR 7924980A FR 2467315 A2 FR2467315 A2 FR 2467315A2
- Authority
- FR
- France
- Prior art keywords
- shaft
- around
- rotation
- braking
- arm
- 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
- 230000007246 mechanism Effects 0.000 title description 2
- 230000005291 magnetic effect Effects 0.000 claims abstract description 27
- 239000003302 ferromagnetic material Substances 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 20
- 206010039509 Scab Diseases 0.000 claims 1
- 238000004804 winding Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 241001237728 Precis Species 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
-
- 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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/001—Counterbalanced structures, e.g. surgical microscopes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microscoopes, Condenser (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7924980A FR2467315A2 (fr) | 1979-10-08 | 1979-10-08 | Dispositif de freinage et de blocage d'elements tubulaires telescopiques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7924980A FR2467315A2 (fr) | 1979-10-08 | 1979-10-08 | Dispositif de freinage et de blocage d'elements tubulaires telescopiques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2467315A2 true FR2467315A2 (fr) | 1981-04-17 |
| FR2467315B2 FR2467315B2 (enExample) | 1984-10-19 |
Family
ID=9230435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7924980A Granted FR2467315A2 (fr) | 1979-10-08 | 1979-10-08 | Dispositif de freinage et de blocage d'elements tubulaires telescopiques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2467315A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2761594A1 (fr) * | 1997-04-03 | 1998-10-09 | Cordis Sa | Bras articule, notamment pour appareil de neuro-endoscopie |
-
1979
- 1979-10-08 FR FR7924980A patent/FR2467315A2/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2761594A1 (fr) * | 1997-04-03 | 1998-10-09 | Cordis Sa | Bras articule, notamment pour appareil de neuro-endoscopie |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2467315B2 (enExample) | 1984-10-19 |
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