GB696456A - Devices for repeated dispensing of measured quantities of liquids - Google Patents

Devices for repeated dispensing of measured quantities of liquids

Info

Publication number
GB696456A
GB696456A GB1699651A GB1699651A GB696456A GB 696456 A GB696456 A GB 696456A GB 1699651 A GB1699651 A GB 1699651A GB 1699651 A GB1699651 A GB 1699651A GB 696456 A GB696456 A GB 696456A
Authority
GB
United Kingdom
Prior art keywords
valve
chamber
piston
liquids
ports
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.)
Expired
Application number
GB1699651A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOHN B PILLIN Ltd
KENNETH CHARLES EARLY
Original Assignee
JOHN B PILLIN Ltd
KENNETH CHARLES EARLY
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 JOHN B PILLIN Ltd, KENNETH CHARLES EARLY filed Critical JOHN B PILLIN Ltd
Priority to GB1699651A priority Critical patent/GB696456A/en
Publication of GB696456A publication Critical patent/GB696456A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/02Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
    • G01F11/04Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the free-piston type
    • G01F11/06Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the free-piston type with provision for varying the stroke of the piston

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)

Abstract

696,456. Delivering measured quantities of liquids. PILLIN, Ltd., J. B., and EARLY, K. C. July 18, 1952 [July 18, 1951], No. 16996/51. Class 106 (v). Apparatus for delivering measured quantities of liquids,. particularly oil, petrol or water to vehicles in an assembly line, comprises a supply tank 81, a pump 82, an accumulator 83 (or, alternatively, a pressurized ring main), a by-pass relief valve 111 and, fitted in a cabinet 110, a valve 84 which controls the supply of the liquid to one side of a free piston 2 in a measuring chamber 1 and directs the measured quantity delivered.on the other side through a hose to a delivery nozzle 86. A heating jacket 23 surrounds the chamber and a rod 11 extending into the chamber to provide an abutment 9 for limiting the piston stroke is adjustable by a handwheel 21 on a lead screw 20 engaging a nut 12 secured to the rod. The nut 12 and the rod 11 are prevented from rotating by a flange 14 which slides on a pair of guide rods 17, one of which is provided with a scale co-operating with a vernier plate 22 on the flange. Initial compensation for small variations in size of the measuring chamber may be made by placing washers on the chamber or by adjusting the flange 14 on the nut 12 and then securing it by locknuts 16. The inner rotary member of the control valve is turned step-bystep through 90 degrees by a ratchet mechanism which is operated manually or automatically by passage of the vehicles. Control passages and slots at 90 degrees to each other in the inner rotary member and ports in the body of the valve are duplicated by diametrically-opposite passages, slots and ports, the ports being interconnected to balance the pressure on each side of the inner member. The delivery nozzle 86 incorporates a spring-loaded shut-off valve 74 and an anti-drip valve 75 held on a seat 76 by a light spring 77. A connection having a normally-closed valve may be provided between the ends of the measuring chambers so that, when setting the abutment, the liquid displaced by the movement of the piston may be directed to the other side of the piston and prevent a vacuum being formed.
GB1699651A 1951-07-18 1951-07-18 Devices for repeated dispensing of measured quantities of liquids Expired GB696456A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1699651A GB696456A (en) 1951-07-18 1951-07-18 Devices for repeated dispensing of measured quantities of liquids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1699651A GB696456A (en) 1951-07-18 1951-07-18 Devices for repeated dispensing of measured quantities of liquids

Publications (1)

Publication Number Publication Date
GB696456A true GB696456A (en) 1953-09-02

Family

ID=10087351

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1699651A Expired GB696456A (en) 1951-07-18 1951-07-18 Devices for repeated dispensing of measured quantities of liquids

Country Status (1)

Country Link
GB (1) GB696456A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110575393A (en) * 2019-09-18 2019-12-17 北京中国科学院老专家技术中心 Disconnect-type eyeshield liquid ration mixes out liquid eye drop bottle and disconnect-type eyeshield liquid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110575393A (en) * 2019-09-18 2019-12-17 北京中国科学院老专家技术中心 Disconnect-type eyeshield liquid ration mixes out liquid eye drop bottle and disconnect-type eyeshield liquid
CN110575393B (en) * 2019-09-18 2024-02-20 北京中国科学院老专家技术中心 Separated eye protection liquid quantitative mixing out drop eye bottle and separated eye protection liquid

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