GB927806A - Improvements in stells or staking devices for mines - Google Patents
Improvements in stells or staking devices for minesInfo
- Publication number
- GB927806A GB927806A GB3459160A GB3459160A GB927806A GB 927806 A GB927806 A GB 927806A GB 3459160 A GB3459160 A GB 3459160A GB 3459160 A GB3459160 A GB 3459160A GB 927806 A GB927806 A GB 927806A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stell
- mines
- stells
- jack
- floor jack
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
- E21F13/086—Armoured conveyors shifting devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Framework For Endless Conveyors (AREA)
Abstract
927,806. Pushing jacks. A. G. WILD & CO. Ltd. Jan. 3, 1962 [Oct. 10, 1960], No. 34591/60. Class 78 (3). A stell for use in mines in conjunction with a conveyer-advancing floor jack 20, 22 comprises a telescopic upper portion 10, 10<SP>1</SP> adapted to be adjusted by hand and a lower portion consisting of a second hydraulic jack 11 12 coupled to the control valve 31 of the floor jack for simultaneous actuation. The upper and lower parts of the stell are connected by a block 13 to which one or more spring-loaded balancing plungers 24 are attached. The upper part of the stell is positioned by pin and slot engagement means and is provided with a serrated roof cap 16.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3459160A GB927806A (en) | 1960-10-10 | 1960-10-10 | Improvements in stells or staking devices for mines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3459160A GB927806A (en) | 1960-10-10 | 1960-10-10 | Improvements in stells or staking devices for mines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB927806A true GB927806A (en) | 1963-06-06 |
Family
ID=10367543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3459160A Expired GB927806A (en) | 1960-10-10 | 1960-10-10 | Improvements in stells or staking devices for mines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB927806A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5868379A (en) * | 1996-01-25 | 1999-02-09 | Rite-Hite Holding Corporation | Safety stand for trailer loading |
EP1012103A1 (en) * | 1997-02-06 | 2000-06-28 | Curtiss-Wright Flight Systems, Inc. | Ram device |
US7914042B2 (en) | 2008-05-13 | 2011-03-29 | Rite-Hite Holding Corporation | Support frame vehicle restraints |
US8286997B2 (en) | 2010-05-19 | 2012-10-16 | Midwest Industrial Door, Inc. | Trailer stabilizer |
US8528929B2 (en) | 2010-01-21 | 2013-09-10 | Midwest Industrial Door, Inc. | Trailer docking repositionable support |
US9656637B2 (en) | 2014-07-01 | 2017-05-23 | Stabilock, LLC | Trailer stabilization and restraint |
-
1960
- 1960-10-10 GB GB3459160A patent/GB927806A/en not_active Expired
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5868379A (en) * | 1996-01-25 | 1999-02-09 | Rite-Hite Holding Corporation | Safety stand for trailer loading |
US6089544A (en) * | 1996-01-25 | 2000-07-18 | Rite-Hite Holding Corporation | Safety stand for trailer loading |
EP1012103A1 (en) * | 1997-02-06 | 2000-06-28 | Curtiss-Wright Flight Systems, Inc. | Ram device |
EP1012103A4 (en) * | 1997-02-06 | 2001-10-10 | Curtiss Wright Flight Systems | Ram device |
US7914042B2 (en) | 2008-05-13 | 2011-03-29 | Rite-Hite Holding Corporation | Support frame vehicle restraints |
US8662535B2 (en) | 2008-05-13 | 2014-03-04 | Rite-Hite Holding Corporation | Support frame vehicle restraints |
US8528929B2 (en) | 2010-01-21 | 2013-09-10 | Midwest Industrial Door, Inc. | Trailer docking repositionable support |
US9694790B2 (en) | 2010-01-21 | 2017-07-04 | Stabilock Llc | Trailer docking repositionable support |
US8286997B2 (en) | 2010-05-19 | 2012-10-16 | Midwest Industrial Door, Inc. | Trailer stabilizer |
US8567820B2 (en) | 2010-05-19 | 2013-10-29 | Midwest Industrial Door, Inc. | Trailer stabilizer |
US8789850B2 (en) | 2010-05-19 | 2014-07-29 | Stabilock, LLC | Trailer stabilizer |
US9656637B2 (en) | 2014-07-01 | 2017-05-23 | Stabilock, LLC | Trailer stabilization and restraint |
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