FR1261414A - Dispositif pour la fixation amovible de pièces de levage - Google Patents
Dispositif pour la fixation amovible de pièces de levageInfo
- Publication number
- FR1261414A FR1261414A FR823864A FR823864A FR1261414A FR 1261414 A FR1261414 A FR 1261414A FR 823864 A FR823864 A FR 823864A FR 823864 A FR823864 A FR 823864A FR 1261414 A FR1261414 A FR 1261414A
- Authority
- FR
- France
- Prior art keywords
- removable fixing
- lifting parts
- lifting
- removable
- fixing
- 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
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/34—Locking by deformable inserts or like parts
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
- F16B23/0015—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool substantially rectangular, e.g. one-slot head
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR823864A FR1261414A (fr) | 1960-04-08 | 1960-04-08 | Dispositif pour la fixation amovible de pièces de levage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR823864A FR1261414A (fr) | 1960-04-08 | 1960-04-08 | Dispositif pour la fixation amovible de pièces de levage |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1261414A true FR1261414A (fr) | 1961-05-19 |
Family
ID=8728968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR823864A Expired FR1261414A (fr) | 1960-04-08 | 1960-04-08 | Dispositif pour la fixation amovible de pièces de levage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1261414A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4214778A (en) * | 1979-01-11 | 1980-07-29 | W-K-M Wellhead Systems, Inc. | Holddown mechanism for a tubing hanger in a wellhead |
-
1960
- 1960-04-08 FR FR823864A patent/FR1261414A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4214778A (en) * | 1979-01-11 | 1980-07-29 | W-K-M Wellhead Systems, Inc. | Holddown mechanism for a tubing hanger in a wellhead |
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