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
Application number
DK99068A
Other languages
Danish (da)
Inventor
A Schaible
J Langdon
P Wenzel
Original Assignee
Case Co J I
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 Case Co J I filed Critical Case Co J I
Publication of DK127486B publication Critical patent/DK127486B/en

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)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Reciprocating Pumps (AREA)
  • Check Valves (AREA)
  • Sliding Valves (AREA)
  • Lift Valve (AREA)
DK99068A 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. DK127486B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63495467A 1967-05-01 1967-05-01
US63514667A 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
ES353782A1 (en) 1969-10-16
DE1675491B1 (en) 1970-03-19
FR1556150A (en) 1969-01-31
NL6803414A (en) 1968-11-04
SE341500B (en) 1971-12-27
GB1230191A (en) 1971-04-28
BE711713A (en) 1968-07-15

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