JPH0745639Y2 - マンホール蓋用開閉機 - Google Patents

マンホール蓋用開閉機

Info

Publication number
JPH0745639Y2
JPH0745639Y2 JP1990077849U JP7784990U JPH0745639Y2 JP H0745639 Y2 JPH0745639 Y2 JP H0745639Y2 JP 1990077849 U JP1990077849 U JP 1990077849U JP 7784990 U JP7784990 U JP 7784990U JP H0745639 Y2 JPH0745639 Y2 JP H0745639Y2
Authority
JP
Japan
Prior art keywords
hydraulic pump
manhole cover
laterally extending
extending portion
manhole
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 - Lifetime
Application number
JP1990077849U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0437639U (en]
Inventor
一彦 河野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP1990077849U priority Critical patent/JPH0745639Y2/ja
Publication of JPH0437639U publication Critical patent/JPH0437639U/ja
Application granted granted Critical
Publication of JPH0745639Y2 publication Critical patent/JPH0745639Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1990077849U 1990-07-24 1990-07-24 マンホール蓋用開閉機 Expired - Lifetime JPH0745639Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990077849U JPH0745639Y2 (ja) 1990-07-24 1990-07-24 マンホール蓋用開閉機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990077849U JPH0745639Y2 (ja) 1990-07-24 1990-07-24 マンホール蓋用開閉機

Publications (2)

Publication Number Publication Date
JPH0437639U JPH0437639U (en]) 1992-03-30
JPH0745639Y2 true JPH0745639Y2 (ja) 1995-10-18

Family

ID=31620606

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990077849U Expired - Lifetime JPH0745639Y2 (ja) 1990-07-24 1990-07-24 マンホール蓋用開閉機

Country Status (1)

Country Link
JP (1) JPH0745639Y2 (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2579498Y2 (ja) * 1992-03-09 1998-08-27 カネソウ株式会社 マンホール鉄蓋の開閉用縁切り装置
JP2652517B2 (ja) * 1994-05-13 1997-09-10 一彦 河野 鈎穴閉塞蓋及び自動錠付マンホール蓋用開閉機
JP5712014B2 (ja) * 2011-03-22 2015-05-07 長島鋳物株式会社 マンホール蓋のはがし装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438782U (en]) * 1977-08-24 1979-03-14
JPS59116184U (ja) * 1983-01-28 1984-08-06 日本電信電話株式会社 油圧式マンホ−ル蓋開閉機

Also Published As

Publication number Publication date
JPH0437639U (en]) 1992-03-30

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