GB1091601A - Roof supports suitable for use in a mine - Google Patents
Roof supports suitable for use in a mineInfo
- Publication number
- GB1091601A GB1091601A GB3206/64A GB320664A GB1091601A GB 1091601 A GB1091601 A GB 1091601A GB 3206/64 A GB3206/64 A GB 3206/64A GB 320664 A GB320664 A GB 320664A GB 1091601 A GB1091601 A GB 1091601A
- Authority
- GB
- United Kingdom
- Prior art keywords
- prop
- roof
- bodies
- mine
- floor
- 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
- 238000005065 mining Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Tents Or Canopies (AREA)
Abstract
1,091,601. Mine roof supports. DOWTY MINING EQUIPMENT Ltd. Nov. 25, 1964 [Jan. 24, 1964], No. 3206/64. Heading E1E. A roof support includes a prop 4 associated with a roof- or floor-engaging member 1, separate resilient bodies 12, e.g. of rubber, between the prop 4 and the member 1 to urge the prop 4 to a predetermined angular position to member 1, and retaining means 9, 14 to operate independently of at least one of the members 1, 4 to retain the bodies 12 compressed. The longitudinal axis of the prop 4 may be inclined to the perpendicular to the roof or floor. The prop 4 has a flange 7 acted on by the bodies 12 which are spaced around the prop 4 and may include one or more springs. The retaining means 9, 14 is carried by the member 1. The part 5 and flange 7 of the prop 4 could slidably receive an easily-detachable prop or the latter could have a convex end engaging the support member 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3206/64A GB1091601A (en) | 1964-01-24 | 1964-01-24 | Roof supports suitable for use in a mine |
| US414749A US3250507A (en) | 1964-01-24 | 1964-11-30 | Roof supports |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3206/64A GB1091601A (en) | 1964-01-24 | 1964-01-24 | Roof supports suitable for use in a mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1091601A true GB1091601A (en) | 1967-11-22 |
Family
ID=9753957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3206/64A Expired GB1091601A (en) | 1964-01-24 | 1964-01-24 | Roof supports suitable for use in a mine |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3250507A (en) |
| GB (1) | GB1091601A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1090594A (en) * | 1964-09-24 | 1967-11-08 | Dowty Mining Equipment Ltd | Roof supports suitable for use in mines |
| GB1295075A (en) * | 1969-04-08 | 1972-11-01 | ||
| US5538364A (en) * | 1995-02-14 | 1996-07-23 | Huntsman; Steven D. | Yieldable mine post having a double ball and socket configuration |
-
1964
- 1964-01-24 GB GB3206/64A patent/GB1091601A/en not_active Expired
- 1964-11-30 US US414749A patent/US3250507A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3250507A (en) | 1966-05-10 |
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