PL330545A1 - Manhole cover supporting structure - Google Patents

Manhole cover supporting structure

Info

Publication number
PL330545A1
PL330545A1 PL96330545A PL33054596A PL330545A1 PL 330545 A1 PL330545 A1 PL 330545A1 PL 96330545 A PL96330545 A PL 96330545A PL 33054596 A PL33054596 A PL 33054596A PL 330545 A1 PL330545 A1 PL 330545A1
Authority
PL
Poland
Prior art keywords
supporting structure
manhole cover
cover supporting
manhole
supporting
Prior art date
Application number
PL96330545A
Inventor
Pekka Niiniranta
Original Assignee
Macgregor Fin Oy
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 Macgregor Fin Oy filed Critical Macgregor Fin Oy
Priority to PL96330545A priority Critical patent/PL330545A1/en
Publication of PL330545A1 publication Critical patent/PL330545A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
    • B63B19/12—Hatches; Hatchways
    • B63B19/22—Hatch beams

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
  • Stackable Containers (AREA)
  • Ship Loading And Unloading (AREA)
PL96330545A 1996-06-20 1996-06-20 Manhole cover supporting structure PL330545A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL96330545A PL330545A1 (en) 1996-06-20 1996-06-20 Manhole cover supporting structure

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PL96330545A PL330545A1 (en) 1996-06-20 1996-06-20 Manhole cover supporting structure
PCT/FI1996/000362 WO1997048594A1 (en) 1996-06-20 1996-06-20 Supporting construction for a hatch cover

Publications (1)

Publication Number Publication Date
PL330545A1 true PL330545A1 (en) 1999-05-24

Family

ID=8556651

Family Applications (1)

Application Number Title Priority Date Filing Date
PL96330545A PL330545A1 (en) 1996-06-20 1996-06-20 Manhole cover supporting structure

Country Status (6)

Country Link
JP (1) JP3794026B2 (en)
AU (1) AU6225796A (en)
DE (2) DE19681759D2 (en)
DK (1) DK173056B1 (en)
PL (1) PL330545A1 (en)
WO (1) WO1997048594A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE652743C (en) * 1936-06-16 1937-11-06 Luebecker Maschb Ges Steel hatch cover for large hatches, especially for self-trimmers
GB1229034A (en) * 1967-07-24 1971-04-21

Also Published As

Publication number Publication date
JP2000512595A (en) 2000-09-26
DK173056B1 (en) 1999-12-06
JP3794026B2 (en) 2006-07-05
WO1997048594A1 (en) 1997-12-24
AU6225796A (en) 1998-01-07
DK199801652A (en) 1998-12-15
DE19681759T1 (en) 2001-01-18
DE19681759D2 (en) 1999-05-12

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