GB1249860A - Improvements relating to manhole covers - Google Patents
Improvements relating to manhole coversInfo
- Publication number
- GB1249860A GB1249860A GB200468A GB200468A GB1249860A GB 1249860 A GB1249860 A GB 1249860A GB 200468 A GB200468 A GB 200468A GB 200468 A GB200468 A GB 200468A GB 1249860 A GB1249860 A GB 1249860A
- Authority
- GB
- United Kingdom
- Prior art keywords
- manhole covers
- improvements relating
- frame
- jan
- adjusting screws
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1409—Covers for manholes or the like; Frames for covers adjustable in height or inclination
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
1,249,860. Manhole covers. F. E. WALTERS. 13 Jan., 1969 [13 Jan., 1968], No. 2004/68. Heading E1G. A frame 2 for a circular or square manhole cover or the like is telescopically supported within a fixed frame 1 by the heads 8 of height-adjusting screws 7. Each frame 1, 2 comprises a one-piece casting provided with slotted lugs for the adjusting screws, and is slightly tapered.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB200468A GB1249860A (en) | 1968-01-13 | 1968-01-13 | Improvements relating to manhole covers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB200468A GB1249860A (en) | 1968-01-13 | 1968-01-13 | Improvements relating to manhole covers |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1249860A true GB1249860A (en) | 1971-10-13 |
Family
ID=9731903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB200468A Expired GB1249860A (en) | 1968-01-13 | 1968-01-13 | Improvements relating to manhole covers |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1249860A (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2215515A1 (en) * | 1973-01-26 | 1974-08-23 | Traupe Hans Martin | |
US4273467A (en) * | 1978-10-13 | 1981-06-16 | Cremo Supply Ltd. | Adjustable manhole cover support |
GB2175334A (en) * | 1985-03-26 | 1986-11-26 | Peter Wright | Height adjustable manhole cover |
EP0231454A1 (en) * | 1986-01-31 | 1987-08-12 | Von Roll Ag | Cover for pitshaft |
GB2188663A (en) * | 1986-04-02 | 1987-10-07 | Selflevel Covers Ag | Cover and frame assemblies for manholes or access holes |
EP0311884A2 (en) * | 1987-10-12 | 1989-04-19 | Von Roll Ag | Manhole cover |
DE3912325A1 (en) * | 1989-04-14 | 1990-10-25 | Heiner Dipl Ing Bode | Shaft cover levelling ring - comprises supporting surfaces joined by adjusting mechanism at three points |
US4976568A (en) * | 1988-10-20 | 1990-12-11 | The Hopper Foundry (1977) Limited | Device for raising level of manhole cover |
US5054956A (en) * | 1990-05-01 | 1991-10-08 | Huang Cheng Chih | Conduit hole cover |
EP0485649A1 (en) * | 1990-11-13 | 1992-05-20 | Antonio Campagna | Height adjustable bearing frame for manhole covers |
US5412911A (en) * | 1993-10-15 | 1995-05-09 | Schlegel; Gene C. | In-floor access pit frame and cover system |
US5451119A (en) * | 1993-10-25 | 1995-09-19 | Hondulas; John L. | Method and apparatus for adjusting the height and slope of a manhole frame and cover |
US8870490B2 (en) | 2011-02-04 | 2014-10-28 | Opus International Consultants Limited | Adjustable supports for access hatch frames |
FR3005072A1 (en) * | 2013-04-29 | 2014-10-31 | Saint Gobain Pont A Mousson | ADAPTABLE ROAD DEVICE |
-
1968
- 1968-01-13 GB GB200468A patent/GB1249860A/en not_active Expired
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2215515A1 (en) * | 1973-01-26 | 1974-08-23 | Traupe Hans Martin | |
US4273467A (en) * | 1978-10-13 | 1981-06-16 | Cremo Supply Ltd. | Adjustable manhole cover support |
GB2175334A (en) * | 1985-03-26 | 1986-11-26 | Peter Wright | Height adjustable manhole cover |
EP0231454A1 (en) * | 1986-01-31 | 1987-08-12 | Von Roll Ag | Cover for pitshaft |
GB2188663A (en) * | 1986-04-02 | 1987-10-07 | Selflevel Covers Ag | Cover and frame assemblies for manholes or access holes |
AU612178B2 (en) * | 1987-10-12 | 1991-07-04 | Von Roll Ag | Manhole covering |
EP0311884A2 (en) * | 1987-10-12 | 1989-04-19 | Von Roll Ag | Manhole cover |
EP0311884A3 (en) * | 1987-10-12 | 1989-06-07 | Von Roll Ag | Manhole cover |
US4925337A (en) * | 1987-10-12 | 1990-05-15 | Von Roll, Ag | Manhole covering |
US4976568A (en) * | 1988-10-20 | 1990-12-11 | The Hopper Foundry (1977) Limited | Device for raising level of manhole cover |
DE3912325A1 (en) * | 1989-04-14 | 1990-10-25 | Heiner Dipl Ing Bode | Shaft cover levelling ring - comprises supporting surfaces joined by adjusting mechanism at three points |
US5054956A (en) * | 1990-05-01 | 1991-10-08 | Huang Cheng Chih | Conduit hole cover |
EP0485649A1 (en) * | 1990-11-13 | 1992-05-20 | Antonio Campagna | Height adjustable bearing frame for manhole covers |
US5412911A (en) * | 1993-10-15 | 1995-05-09 | Schlegel; Gene C. | In-floor access pit frame and cover system |
US5451119A (en) * | 1993-10-25 | 1995-09-19 | Hondulas; John L. | Method and apparatus for adjusting the height and slope of a manhole frame and cover |
US8870490B2 (en) | 2011-02-04 | 2014-10-28 | Opus International Consultants Limited | Adjustable supports for access hatch frames |
FR3005072A1 (en) * | 2013-04-29 | 2014-10-31 | Saint Gobain Pont A Mousson | ADAPTABLE ROAD DEVICE |
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