US3829251A - Squeeze pumps for delivering concrete

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  • Placing Concrete by Pumping Methods

    Abstract: Describes piston pneumatic and squeeze-pressure type pumps for transporting and placing structural concrete. Rigid and flexible pipelines are discussed couplings and other accessories described and delivery capacity for various sizes of lines reported. Recommendations for proportioning pumpable concrete suggest optimum gradation ...

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  • Concrete Pumps - Types Advantages And Uses In Construction

    Due to the high vacuum the concrete is continuously pumped out through the delivery hose. This type of pump is mostly attached to a truck and can be mobile. Advantages: i) It is ideal for small projects. ii) It can pump 20 cu. m of concrete in one hour in a 3-inch pipe. iii) It can pump concrete to 90 m horizontally and 30 m vertically.

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  • US4218197A - Combined peristaltic pump and valve flow ...

    Peristaltic pump and system therefor US3829251A (en) * 1971-02-11: 1974-08-13: F Schwing: Squeeze pumps for delivering concrete US3723030A (en) * 1971-03-03: 1973-03-27: Buchler Instr Division: Peristaltic pump with stacked components US3832096A (en) * 1971-03-03: 1974-08-27: Buchler Instr

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  • Squeeze Tube Pumps - Precision Metering - John Blue

    Theres a John Blue Squeeze Tube Pump to meet virtually any liquid fertilizer application. You can choose a pump with oval-shaped tubes and the backing plate built right into the tubes or from a pump with round hoses and the patented spring loaded backing plate. The choice is yours oval or round tubes each squeeze tube pump offers ...

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  • Concrete Equipment Classifieds to Buy or Sell Used or New ...

    ConcreteIron Inc. has experienced tremendous growth in recent years but we realized we could be doing more for our clients and customers.Weve provided our equipment brokerage service to over 8000 clients Worldwide for over 16 years. In that time we have listed thousands of machines generating over $150 Million in global sales revenue.

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  • Concrete Pumps For Sale - Equipment Trader

    2021 PUTZMEISTER TK-40. 2021 PUTZMEISTER TK-40 New Putzmeister TK-40 Trailer-Mounted Concrete/Shotcrete Pumps for sale by the only Putzmeister Dealer and Service Center in t... Thomas Concrete Machinery - Website. Orlando FL - 759 mi. away. Email.

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  • US4545745A - Peristaltic pump - Google Patents

    The pump has a diaphragm and backing member which extend opposite one another and have strips of resiliently yieldable pairs of fingers operatively co-extensively disposed thereopposite to cause the diaphragm and backing member to define an elongated fluid flow path having an inlet and an outlet spaced apart from one another lengthwise the line of flow.

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  • Pumping of Concrete

    These pumps are capable of pumping 130 m3 of concrete per hour with 8 inch pipes. Squeeze pumps or peristaltic pumps are the ones that use vacuum pumping. These pumps can cover a distance of 90 m horizontally and 30 m vertically and are capable of pumping 20 m3 of concrete per hour using 3 inch pipes. (a) Direct acting piston pump.

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  • Different uses for a Concrete Pump | Urban Splatter

    Jun 03 2021 · Moreover it has two rollers that connect to a planetary drive and continuously force the concrete through the delivery hose. Uses of Squeeze Concrete Pump: For small projects it is just perfect. Can pump 20cu.m of concrete per hour. Pumps concrete from a

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  • squeeze concrete pump mini - tespolytechnic.com

    US3829251A - Squeeze pumps for delivering concrete ... A squeeze or peristaltic pump for delivering concrete in which the concrete is transported along a cylindrical segment with an elastic squeeze member and squeeze rollers rolling thereon.

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  • Blastcrete RD6536 Skid Steer Concrete Pump - Accudraulics

    Blastcrete RD6536 Skid Steer Concrete Pump. New to our lineup is the Blastcrete Model RD6536 Squeeze Pump hydraulic concrete pump attachment. It offers variable speeds from 0-25 cubic yards per hour. This concrete pump attachment pumps grout materials 3/8-inch shotcrete and concrete mixes. These are the simplest and safest concrete pumps on ...

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  • Blastcrete Products | Blastcrete Equipment

    Blastcrete offers a complete product line that consists of concrete placement equipment concrete mixers and pumps gypsum mixers and pumps shotcrete and gunite equipment and related products. The company serves commercial and residential construction ICF and SCIP building systems refractory and underground markets. RS-60 Mixer-Pump.

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  • Picking the proper pump for concrete success - Equipment ...

    Jan 30 2019 · Squeeze pumps provide the lowest output pressure when compared to swing tube rotor stator or ball seat pumps. The maximum output pressure at pump discharge is 500 psi. As a result squeeze pumps dont work well for pumping larger than 125 mm aggregate exceeding 15 metres vertically or moving material more than 76 metres horizontally.

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  • SQUEEZE PUMPS FOR DELIVERING CONCRETE - SCHWING FDT

    I claim 1. A squeeze pump for delivering concrete and comprising a housing an essentially cylindrical segment in said housing an elastic squeeze member a rotor rotatably mounted in said housing an hydraulic motor for driving said rotor and having a main pressure pipe at least two squeeze rollers mounted on said rotor resilient mounting means for said squeeze rollers respectively said ...

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  • What is Pumped Concrete? Types of Concrete Pumps and Selection

    The concrete moves in a series of impulses the delivery pipe always remaining full. Outputs of up to 60 m3/h can be achieved in modern pumps through 220-mm diameter delivery pipes. 2. Squeeze type Concrete pumps Squeeze type pumps are smaller portable peristaltic type pumps.

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  • US3829251A - Squeeze pumps for delivering concrete ...

    A squeeze or peristaltic pump for delivering concrete in which the concrete is transported along a cylindrical segment with an elastic squeeze member and squeeze rollers rolling thereon. The rollers are mounted on a rotor revolving in a housing in which said squeeze member consists of a flat rubber elastic belt defining a squeeze chamber together with a rigid outer wall curved in accordance ...

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