JPH0357009U - - Google Patents
Info
- Publication number
- JPH0357009U JPH0357009U JP11784689U JP11784689U JPH0357009U JP H0357009 U JPH0357009 U JP H0357009U JP 11784689 U JP11784689 U JP 11784689U JP 11784689 U JP11784689 U JP 11784689U JP H0357009 U JPH0357009 U JP H0357009U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- expansion joint
- seat plates
- shortened
- horizontally
- 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.)
- Granted
Links
- 238000000465 moulding Methods 0.000 claims description 2
- 239000013013 elastic material Substances 0.000 claims 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Description
第1図は本考案に係るインバートの成形型装置
の一実施例を示す平面図、第2図はその左側面図
、第3,4図はマンホール底塊を示すもので、第
3図はその平面図および第4図は第3図の−
線断面図である。
1…型、1a…上面、2a,2b…貫通孔(空
間部)、3a,3b…座板、6…伸縮継手。
Fig. 1 is a plan view showing an embodiment of the invert molding device according to the present invention, Fig. 2 is a left side view thereof, Figs. The plan view and Fig. 4 are as shown in Fig. 3.
FIG. DESCRIPTION OF SYMBOLS 1... Mold, 1a... Upper surface, 2a, 2b... Through hole (space part), 3a, 3b... Seat plate, 6... Expansion joint.
Claims (1)
状の型と、該型の上面にその長手方向に離間して
配置された剛性を有する一対の座板と、該両座板
間に連結された伸縮継手とからなり、 前記伸縮継手を短縮させて前記型の上面を水平
に維持した状態で湾曲させるようにしたマンホー
ル用インバートの成形型装置において、 前記型の軸方向に空間部を設けたことを特徴と
するマンホール用インバートの成形型装置。[Claims for Utility Model Registration] A rod-shaped mold made of a bendable elastic material and extending in the horizontal direction; a pair of rigid seat plates disposed on the upper surface of the mold and spaced apart in the longitudinal direction; and an expansion joint connected between the two seat plates, in which the expansion joint is shortened so that the upper surface of the mold is curved while maintaining it horizontally. A manhole invert molding device characterized by having a space in the axial direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11784689U JPH0717442Y2 (en) | 1989-10-06 | 1989-10-06 | Invert molding equipment for manholes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11784689U JPH0717442Y2 (en) | 1989-10-06 | 1989-10-06 | Invert molding equipment for manholes |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0357009U true JPH0357009U (en) | 1991-05-31 |
JPH0717442Y2 JPH0717442Y2 (en) | 1995-04-26 |
Family
ID=31666045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11784689U Expired - Lifetime JPH0717442Y2 (en) | 1989-10-06 | 1989-10-06 | Invert molding equipment for manholes |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0717442Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007271032A (en) * | 2006-03-31 | 2007-10-18 | Nippon Steel Corp | Bolt joint structure |
-
1989
- 1989-10-06 JP JP11784689U patent/JPH0717442Y2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007271032A (en) * | 2006-03-31 | 2007-10-18 | Nippon Steel Corp | Bolt joint structure |
Also Published As
Publication number | Publication date |
---|---|
JPH0717442Y2 (en) | 1995-04-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |