ZA782814B - Method and apparatus for elevating load-bearing access devices - Google Patents

Method and apparatus for elevating load-bearing access devices

Info

Publication number
ZA782814B
ZA782814B ZA00782814A ZA782814A ZA782814B ZA 782814 B ZA782814 B ZA 782814B ZA 00782814 A ZA00782814 A ZA 00782814A ZA 782814 A ZA782814 A ZA 782814A ZA 782814 B ZA782814 B ZA 782814B
Authority
ZA
South Africa
Prior art keywords
access devices
bearing access
elevating load
elevating
load
Prior art date
Application number
ZA00782814A
Other languages
English (en)
Inventor
W Helms
Original Assignee
Helms W R
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Helms W R filed Critical Helms W R
Publication of ZA782814B publication Critical patent/ZA782814B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/06—Gully gratings
    • 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
    • E02D29/121—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the connection between shaft elements, e.g. of rings forming said shaft
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Public Health (AREA)
  • Hydrology & Water Resources (AREA)
  • Health & Medical Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Road Repair (AREA)
  • Road Paving Structures (AREA)
  • Tents Or Canopies (AREA)
  • Vehicle Body Suspensions (AREA)
  • Handcart (AREA)
ZA00782814A 1977-07-28 1978-05-17 Method and apparatus for elevating load-bearing access devices ZA782814B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81992377A 1977-07-28 1977-07-28

Publications (1)

Publication Number Publication Date
ZA782814B true ZA782814B (en) 1979-05-30

Family

ID=25229450

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00782814A ZA782814B (en) 1977-07-28 1978-05-17 Method and apparatus for elevating load-bearing access devices

Country Status (17)

Country Link
US (1) US4158515A (xx)
JP (1) JPS5441547A (xx)
AU (1) AU521373B2 (xx)
BE (1) BE866357A (xx)
CA (1) CA1089275A (xx)
DE (1) DE2809738A1 (xx)
ES (1) ES467598A1 (xx)
FR (1) FR2398848A1 (xx)
GB (1) GB1580767A (xx)
IN (1) IN149552B (xx)
IT (1) IT7820878A0 (xx)
MX (1) MX146948A (xx)
NL (1) NL7802394A (xx)
NO (1) NO780748L (xx)
PT (1) PT67876A (xx)
SE (1) SE7802387L (xx)
ZA (1) ZA782814B (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281944A (en) * 1979-09-10 1981-08-04 Bowman Harold M Manhole cover support
JPS5884996A (ja) * 1981-11-16 1983-05-21 Nippon Kentetsu Co Ltd アルミニウムの電解着色法
CA1232483A (en) * 1983-11-14 1988-02-09 Francis Lebaron Method of and apparatus for adjustably leveling manhole covers, grates and the like
DE3530128A1 (de) * 1985-08-23 1987-02-26 Richard Dannhaeuser Schachtabdeckung
GB2207164A (en) * 1987-04-27 1989-01-25 Michael Donatus Flanagan An extension ring for a manhole frame
GB8728249D0 (en) * 1988-02-03 1988-02-03 Smedley M J Manhole cover & frame lifting plate
FR2636085A1 (fr) * 1988-09-07 1990-03-09 Cachan Philippe Dispositif de mise a niveau des tampons obturateurs des ouvrages visitables sous chaussees
US4976568A (en) * 1988-10-20 1990-12-11 The Hopper Foundry (1977) Limited Device for raising level of manhole cover
DE3913291C2 (de) * 1989-04-22 1998-04-09 Peter Schmidt Einrichtung zur Höhenkorrektur eines Deckels für Revisionsschächte
US4998387A (en) * 1989-09-25 1991-03-12 Geiger Robert A Cover assembly for a ground opening
GB9003751D0 (en) * 1990-02-20 1990-04-18 Victaulic Plc Water meter boxes
US5044818A (en) * 1990-07-24 1991-09-03 Pritchard Phillip C Adjustable manhole cover assembly
US5595455A (en) * 1994-12-09 1997-01-21 Domal Envirotech Inc. Transition collar
US5513926A (en) * 1995-03-27 1996-05-07 Prescott; Alain Manhole head assembly
GB2311550A (en) * 1996-03-29 1997-10-01 Csr Ltd Device for mounting an access cover
US6435764B1 (en) 1999-09-16 2002-08-20 Mcneely P. Dennis Nondestructive system for adjusting manhole and catch-basin elevations
US6955499B2 (en) * 2000-09-01 2005-10-18 Precision Cover Systems, Inc. Adjustable utility access
US6799920B2 (en) * 2000-09-01 2004-10-05 Precision Cover Systems, Inc. Angle adjustable utility access and method
US20070059094A1 (en) * 2005-09-13 2007-03-15 He Shi W Covering apparatus for opening of underground pipeline or box
GB2444769A (en) * 2006-12-12 2008-06-18 Wrekin Welding & Fabrication E Ground surface access assembly
US7883290B1 (en) * 2008-04-14 2011-02-08 Brenda Ross Manhole security barrier
DE102010044564A1 (de) * 2009-11-05 2011-05-19 Schwarz, Wolfgang Führung
GR1007952B (el) * 2012-04-10 2013-08-05 Χρυσοστομος Εμμανουηλ Σκλαβακης Τροποποιηση του εσωτερικου μερους του φρεατιου
US9435098B1 (en) * 2015-05-20 2016-09-06 Esmaeil Esrafili Floating precast manhole and catch basin cover systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431082A (en) * 1945-02-06 1947-11-18 Louise P Sayles Manhole adapter
US2593918A (en) * 1948-09-29 1952-04-22 Redman Howard Manhole extension
GB658097A (en) * 1949-11-07 1951-10-03 Arthur Spencer Improvements relating to manhole covers and the like
GB789542A (en) * 1954-11-15 1958-01-22 Ronald Lethieullier Gilbert Improvements in or relating to frames and associated cover plates or gratings for use in roads or paved surfaces
US3240133A (en) * 1963-09-09 1966-03-15 Lawrence D Ross Locking riser ring for manhole covers
US3408778A (en) * 1966-03-08 1968-11-05 Castings & Forgings Pty Ltd Inspection hole closure assembly
US3385011A (en) * 1966-11-10 1968-05-28 Norwood L. Sorrell Lift assembly for spacing ring
CA983757A (en) * 1972-10-16 1976-02-17 Archibald H.R. Mccoy Method and means for adjusting the elevation of manhole covers

Also Published As

Publication number Publication date
IT7820878A0 (it) 1978-03-03
FR2398848B1 (xx) 1983-05-13
NL7802394A (nl) 1979-01-30
US4158515A (en) 1979-06-19
NO780748L (no) 1979-01-30
BE866357A (fr) 1978-08-14
DE2809738A1 (de) 1979-02-15
ES467598A1 (es) 1979-09-01
JPS5441547A (en) 1979-04-02
CA1089275A (en) 1980-11-11
GB1580767A (en) 1980-12-03
AU521373B2 (en) 1982-04-01
IN149552B (xx) 1982-01-23
PT67876A (en) 1978-05-01
AU3401378A (en) 1979-09-13
MX146948A (es) 1982-09-14
FR2398848A1 (fr) 1979-02-23
SE7802387L (sv) 1979-01-29

Similar Documents

Publication Publication Date Title
ZA782814B (en) Method and apparatus for elevating load-bearing access devices
JPS5445069A (en) Apparatus for storage and conveyance
JPS53124581A (en) Method and apparatus for forming panel
JPS53114974A (en) Method and apparatus for making nonnwoven structure
GB2011297B (en) Roller-dies-processing method and apparatus
JPS5433789A (en) Method and apparatus for predicting metallurgical structure
JPS5421927A (en) Method and apparatus for elctrolytic treatment
AU3750478A (en) Goods-handling method and apparatus
HK77086A (en) Fumigating method and apparatus
JPS5418457A (en) Method and apparatus for indrectly rolling asscasttbillet
GB2009084A (en) Packaging method and apparatus
GB1558312A (en) Method and apparatus for coating
JPS5411123A (en) Method and apparatus for glasssfiber distribution
JPS54115643A (en) Coating method and apparatus
JPS53122656A (en) Hole forming method and apparatus
GB2007294A (en) Apparatus and method for locking load supporting structures together
JPS549127A (en) Method and apparatus for eltroplating of tin
GB1547927A (en) Apparatus and method for moving heaviy objects
GB2000920B (en) Method and apparatus for operating radiant devices
JPS5430628A (en) Method and device for constructing tunnel
DE2860521D1 (en) Apparatus and method for disentangling workpieces
JPS5489814A (en) Transfer method and apparatus
JPS5326772A (en) Method and apparatus for preventing dusttsticking
JPS53110961A (en) Method and apparatus for preventing circumstances pollution
JPS5620668A (en) Raising method and apparatus