JPS5280505A - Port selector of concrete pump - Google Patents
Port selector of concrete pumpInfo
- Publication number
- JPS5280505A JPS5280505A JP15807575A JP15807575A JPS5280505A JP S5280505 A JPS5280505 A JP S5280505A JP 15807575 A JP15807575 A JP 15807575A JP 15807575 A JP15807575 A JP 15807575A JP S5280505 A JPS5280505 A JP S5280505A
- Authority
- JP
- Japan
- Prior art keywords
- concrete pump
- port selector
- sealing part
- hardened
- hopper
- 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.)
- Pending
Links
Abstract
PURPOSE: To eliminate a sealing part of each wall face of suction and delivery chamber and to prevent a damage and leakage of the sealing part, by only shifting a position of slider metal to up and down side to continuously push delivering concrete not hardened coming from hopper.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15807575A JPS5280505A (en) | 1975-12-26 | 1975-12-26 | Port selector of concrete pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15807575A JPS5280505A (en) | 1975-12-26 | 1975-12-26 | Port selector of concrete pump |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5280505A true JPS5280505A (en) | 1977-07-06 |
Family
ID=15663739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15807575A Pending JPS5280505A (en) | 1975-12-26 | 1975-12-26 | Port selector of concrete pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5280505A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2998781A (en) * | 1960-11-28 | 1961-09-05 | Giant Ind | Pump for plastic concrete |
-
1975
- 1975-12-26 JP JP15807575A patent/JPS5280505A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2998781A (en) * | 1960-11-28 | 1961-09-05 | Giant Ind | Pump for plastic concrete |
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