CA944330A - Hand vacuum pump - Google Patents

Hand vacuum pump

Info

Publication number
CA944330A
CA944330A CA061,554A CA61554A CA944330A CA 944330 A CA944330 A CA 944330A CA 61554 A CA61554 A CA 61554A CA 944330 A CA944330 A CA 944330A
Authority
CA
Canada
Prior art keywords
vacuum pump
hand vacuum
hand
pump
vacuum
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
CA061,554A
Other languages
English (en)
Inventor
Theodore C. Neward
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA944330A publication Critical patent/CA944330A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • G01L7/16—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of pistons

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Measuring Fluid Pressure (AREA)
CA061,554A 1969-03-03 1969-09-09 Hand vacuum pump Expired CA944330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80385469A 1969-03-03 1969-03-03

Publications (1)

Publication Number Publication Date
CA944330A true CA944330A (en) 1974-03-26

Family

ID=25187611

Family Applications (1)

Application Number Title Priority Date Filing Date
CA061,554A Expired CA944330A (en) 1969-03-03 1969-09-09 Hand vacuum pump

Country Status (7)

Country Link
US (1) US3612722A (en, 2012)
JP (1) JPS4911644B1 (en, 2012)
CA (1) CA944330A (en, 2012)
DE (1) DE2002239A1 (en, 2012)
FR (1) FR2034603A1 (en, 2012)
GB (1) GB1288573A (en, 2012)
SE (1) SE363378B (en, 2012)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145960A (en) * 1974-10-16 1976-04-19 Chubu Electric Power Zofukukino kanshisochi
JPS51121237A (en) * 1975-04-17 1976-10-23 Nippon Denso Co Ltd A transistor protection circuit against overload
CH612349A5 (en, 2012) * 1977-10-21 1979-07-31 Schneider Medintag Ag
GB2066376B (en) * 1977-11-09 1982-10-20 Emerit Andre A C Source of vacuum and device for creating and maintaining a negative pressure in an enclosure
DE3020534A1 (de) * 1980-05-30 1981-12-03 Willi 2906 Wardenburg Backenköhler Haushalt-evakuiervorrichtung
US4432701A (en) * 1981-04-07 1984-02-21 Yoji Ise Vacuum controlling device
US4422831A (en) * 1981-11-02 1983-12-27 Bender Machine Works, Inc. Pump
US4565506A (en) * 1984-03-13 1986-01-21 Lisle Corporation Hand operated vacuum pump
US4775302A (en) * 1984-12-20 1988-10-04 Neward Theodore C Hand-held vacuum and pressure pump
US4806084A (en) * 1984-12-20 1989-02-21 Neward Theodore C Hand-held vacuum pump
US4954054A (en) * 1986-09-08 1990-09-04 Neward Theodore C Hand-held vacuum and pressure pump
US4775300A (en) * 1987-03-20 1988-10-04 Danfoss A/S Heating oil pump for selective single or double line operation
US4858478A (en) * 1988-08-16 1989-08-22 Mine Safety Appliances Company Bellows type hand-operated air sampling pump
US4985181A (en) * 1989-01-03 1991-01-15 Newa S.R.L. Centrifugal pump especially for aquariums
US5011381A (en) * 1989-09-22 1991-04-30 Neward Theodore C Hand-held vacuum pump vacuum release
US4979883A (en) * 1989-09-27 1990-12-25 Neward Theodore C Vacuum limiter for pump
US5205726A (en) * 1991-07-03 1993-04-27 Neward Theodore C Tubing remover
US5277557A (en) * 1993-01-11 1994-01-11 Cooper Richard N Hand-held and hand-operated vacuum pump
US5478216A (en) * 1993-09-08 1995-12-26 Neward; Theodore C. Vacuum limiter for pump
US6074399A (en) * 1998-05-08 2000-06-13 Clinical Innovations Hand-held fetal vacuum extractor having an integrated pump and handle
US6059795A (en) * 1998-05-08 2000-05-09 Clinical Innovations Maneuverable fetal vacuum extraction for use with malpresenting fetus
US6355047B1 (en) 1998-05-08 2002-03-12 Clinical Innovations Traction force sensing vacuum extractor
GB0004893D0 (en) * 2000-03-01 2000-04-19 Farnhurst Medical Limited Vacuum pump
US6499385B2 (en) 2001-03-01 2002-12-31 Innova Electronics Corporation Hand vacuum pump with linear piston actuation
USD495029S1 (en) 2003-07-01 2004-08-24 Alltrade Tools Llc Hand held vacuum pump
US20050205824A1 (en) * 2004-03-18 2005-09-22 Osborne Charles A Segmented ball control valve with universal end connections
US20070122301A1 (en) * 2005-11-30 2007-05-31 Werner Schlecht Drywall mud pump
US7789638B2 (en) * 2006-05-12 2010-09-07 Louis Chuang Pump for providing three modes of pumping
US8105058B2 (en) * 2007-11-16 2012-01-31 Cinta Tools Llc Drywall mud pump with improved connection between the piston and the rod
CA2729201C (en) * 2008-06-27 2016-06-21 Davol, Inc. Endoscopic vacuum controller
US8052402B2 (en) * 2008-10-20 2011-11-08 Lincoln Industrial Corporation Hand operated pump
USD628677S1 (en) * 2008-10-20 2010-12-07 Lincoln Industrial Corporation Hand pump
US20100260879A1 (en) * 2009-03-20 2010-10-14 Schlecht Werner L Tool for dispensing drywall joint compound
IT1395965B1 (it) * 2009-06-30 2012-11-02 F A C E M S P A Perfezionamenti nel confezionamento sottovuoto in contenitori provvisti di un coperchio di chiusura ermetico
US20110189039A1 (en) * 2010-02-01 2011-08-04 CINTA Tools Inc. Drywall mud pump with improved handle
US20110189038A1 (en) * 2010-02-01 2011-08-04 CINTA Tools Inc. Drywall mud pump with clamp or improved foot valve

Also Published As

Publication number Publication date
DE2002239A1 (de) 1970-09-10
FR2034603A1 (en, 2012) 1970-12-11
US3612722A (en) 1971-10-12
SE363378B (en, 2012) 1974-01-14
GB1288573A (en, 2012) 1972-09-13
JPS4911644B1 (en, 2012) 1974-03-19

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