DK127486B - Piston-type valve, in particular for concrete pumps, which can serve to control a flow of particulate material through a piece of pipe. - Google Patents
Piston-type valve, in particular for concrete pumps, which can serve to control a flow of particulate material through a piece of pipe.Info
- Publication number
- DK127486B DK127486B DK99068A DK99068A DK127486B DK 127486 B DK127486 B DK 127486B DK 99068 A DK99068 A DK 99068A DK 99068 A DK99068 A DK 99068A DK 127486 B DK127486 B DK 127486B
- Authority
- DK
- Denmark
- Prior art keywords
- piston
- serve
- piece
- pipe
- flow
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
- F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
- F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
- F04B9/1176—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each piston in one direction being obtained by a single-acting piston liquid motor
- F04B9/1178—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each piston in one direction being obtained by a single-acting piston liquid motor the movement in the other direction being obtained by a hydraulic connection between the liquid motor cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
- F04B15/023—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/02—Piston machines or pumps characterised by having positively-driven valving the valving being fluid-actuated
- F04B7/0266—Piston machines or pumps characterised by having positively-driven valving the valving being fluid-actuated the inlet and discharge means being separate members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
- F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/28—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with resilient valve members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Check Valves (AREA)
- Sliding Valves (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63514667A | 1967-05-01 | 1967-05-01 | |
US63495467A | 1967-05-01 | 1967-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK127486B true DK127486B (en) | 1973-11-12 |
Family
ID=27092270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK99068A DK127486B (en) | 1967-05-01 | 1968-03-08 | Piston-type valve, in particular for concrete pumps, which can serve to control a flow of particulate material through a piece of pipe. |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE711713A (en) |
DE (1) | DE1675491B1 (en) |
DK (1) | DK127486B (en) |
ES (1) | ES353782A1 (en) |
FR (1) | FR1556150A (en) |
GB (1) | GB1230191A (en) |
NL (1) | NL6803414A (en) |
SE (1) | SE341500B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8802443A (en) * | 1988-10-05 | 1990-05-01 | Stork Protecon Bv | DEVICE FOR PUMPING MEAT-CONTAINING PRODUCTS. |
ITUD20080144A1 (en) * | 2008-06-20 | 2009-12-21 | Cifa Spa | TEST BENCH FOR PUMPING GROUPS AND ITS PROCEDURE |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE185885C (en) * | ||||
US2037873A (en) * | 1931-06-12 | 1936-04-21 | Universal Oil Prod Co | Self-seating sleeve-type valve |
CH225217A (en) * | 1942-01-24 | 1943-01-15 | Oederlin Cie Ag | Gate valve. |
DE1034937B (en) * | 1952-09-01 | 1958-07-24 | Rheinisches Metallwerk Gmbh | Gate valve with a closing piece made of elastic material with a hose-like continuation on the spindle side |
DE1737641U (en) * | 1956-09-04 | 1957-01-10 | Rieger Geb | REGULATING AND SHUT-OFF VALVE FOR LIQUIDS. |
-
1968
- 1968-01-17 DE DE19681675491 patent/DE1675491B1/en not_active Withdrawn
- 1968-03-06 BE BE711713D patent/BE711713A/xx unknown
- 1968-03-08 DK DK99068A patent/DK127486B/en unknown
- 1968-03-11 NL NL6803414A patent/NL6803414A/xx unknown
- 1968-03-13 FR FR1556150D patent/FR1556150A/fr not_active Expired
- 1968-03-13 SE SE328868A patent/SE341500B/xx unknown
- 1968-04-30 ES ES353782A patent/ES353782A1/en not_active Expired
- 1968-04-30 GB GB1230191D patent/GB1230191A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL6803414A (en) | 1968-11-04 |
FR1556150A (en) | 1969-01-31 |
ES353782A1 (en) | 1969-10-16 |
GB1230191A (en) | 1971-04-28 |
SE341500B (en) | 1971-12-27 |
BE711713A (en) | 1968-07-15 |
DE1675491B1 (en) | 1970-03-19 |
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