FR989745A - Perfectionnements aux garnitures pour logements de vis ou de boulons, et en particulier de tire-fonds de chemin de fer - Google Patents
Perfectionnements aux garnitures pour logements de vis ou de boulons, et en particulier de tire-fonds de chemin de ferInfo
- Publication number
- FR989745A FR989745A FR989745DA FR989745A FR 989745 A FR989745 A FR 989745A FR 989745D A FR989745D A FR 989745DA FR 989745 A FR989745 A FR 989745A
- Authority
- FR
- France
- Prior art keywords
- fittings
- railway
- screw
- lag bolts
- bolt housings
- 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
- F16B37/00—Nuts or like thread-engaging members
- F16B37/12—Nuts or like thread-engaging members with thread-engaging surfaces formed by inserted coil-springs, discs, or the like; Independent pieces of wound wire used as nuts; Threaded inserts for holes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
- E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
- E01B9/14—Plugs, sleeves, thread linings, or other inserts for holes in sleepers
- E01B9/16—Plugs, sleeves, thread linings, or other inserts for holes in sleepers for wooden sleepers
-
- 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
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/02—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose in one piece with protrusions or ridges on the shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR989745T | 1949-04-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR989745A true FR989745A (fr) | 1951-09-12 |
Family
ID=9540443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR989745D Expired FR989745A (fr) | 1949-04-27 | 1949-04-27 | Perfectionnements aux garnitures pour logements de vis ou de boulons, et en particulier de tire-fonds de chemin de fer |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR989745A (fr) |
-
1949
- 1949-04-27 FR FR989745D patent/FR989745A/fr not_active Expired
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