CA1001713A - Safety circuit for electrostatic spray gun - Google Patents

Safety circuit for electrostatic spray gun

Info

Publication number
CA1001713A
CA1001713A CA195,470A CA195470A CA1001713A CA 1001713 A CA1001713 A CA 1001713A CA 195470 A CA195470 A CA 195470A CA 1001713 A CA1001713 A CA 1001713A
Authority
CA
Canada
Prior art keywords
spray gun
safety circuit
electrostatic spray
electrostatic
safety
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
CA195,470A
Other versions
CA195470S (en
Inventor
Ronald F. Parson
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.)
Graco Inc
Original Assignee
Graco Inc
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 Graco Inc filed Critical Graco Inc
Application granted granted Critical
Publication of CA1001713A publication Critical patent/CA1001713A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/003—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electrostatic apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
    • B05B5/08—Plant for applying liquids or other fluent materials to objects
    • B05B5/10—Arrangements for supplying power, e.g. charging power
CA195,470A 1973-03-26 1974-03-20 Safety circuit for electrostatic spray gun Expired CA1001713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00344685A US3809955A (en) 1973-03-26 1973-03-26 Safety circuit for electrostatic spray gun

Publications (1)

Publication Number Publication Date
CA1001713A true CA1001713A (en) 1976-12-14

Family

ID=23351565

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,470A Expired CA1001713A (en) 1973-03-26 1974-03-20 Safety circuit for electrostatic spray gun

Country Status (8)

Country Link
US (1) US3809955A (en)
JP (1) JPS572392B2 (en)
CA (1) CA1001713A (en)
CH (1) CH620375A5 (en)
DE (1) DE2414524C2 (en)
FR (1) FR2223873B1 (en)
GB (1) GB1461480A (en)
IT (1) IT1007651B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2620164C2 (en) * 1976-05-07 1978-07-06 Ionit Anstalt Bernhard Berghaus, Vaduz Method and device for monitoring high-current glow discharges
DE3138645A1 (en) * 1981-09-29 1983-04-14 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart "ELECTRONIC OVERCURRENT PROTECTION DEVICE"
DE3300027A1 (en) * 1983-01-03 1984-07-05 Hermann Behr & Sohn Gmbh & Co, 7121 Ingersheim Plant for generating a high electrical voltage for paint spray booths
JPS59133570A (en) * 1983-01-20 1984-07-31 Sharp Corp Abnormality detecting device of corona discharger
US4688644A (en) * 1986-04-14 1987-08-25 Graco Inc. Ignition and fire suppressor
DE3709509A1 (en) * 1987-03-23 1988-10-06 Behr Industrieanlagen Monitoring system for an electrostatic coating plant
DE3709510A1 (en) * 1987-03-23 1988-10-06 Behr Industrieanlagen METHOD FOR CONTROLLING THE OPERATION OF AN ELECTROSTATIC COATING SYSTEM
GB8726783D0 (en) * 1987-11-16 1987-12-23 Chin Fay Lai Over current circuit breaker
DE69414756T3 (en) * 1993-04-08 2005-03-17 Nordson Corp., Westlake Power supply for an electrostatic spray gun
US5978244A (en) 1997-10-16 1999-11-02 Illinois Tool Works, Inc. Programmable logic control system for a HVDC power supply
US6144570A (en) * 1997-10-16 2000-11-07 Illinois Tool Works Inc. Control system for a HVDC power supply
US20050136733A1 (en) * 2003-12-22 2005-06-23 Gorrell Brian E. Remote high voltage splitter block
DE102015215402A1 (en) * 2015-08-12 2017-02-16 Gema Switzerland Gmbh Control circuit for protection against spark discharge

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509277A (en) * 1945-04-06 1950-05-30 Ransburg Electro Coating Corp Control of electrostatic fields
DE834263C (en) * 1951-06-29 1952-03-17 Gen Motors Corp Electrical discharge system and its application to spray painting
BE715685A (en) * 1967-07-06 1968-10-16
US3641971A (en) * 1967-09-01 1972-02-15 Arvid C Walberg Apparatus for preventing arcing in an electrostatic coating system
US3725738A (en) * 1968-12-17 1973-04-03 V Sokolsky Device for preventing a corona discharge from assuming the form of a spark discharge in electrostatic painting apparatus
US3544844A (en) * 1969-07-11 1970-12-01 Hipotronics Interlocked operation control and overload protective circuit system

Also Published As

Publication number Publication date
US3809955A (en) 1974-05-07
IT1007651B (en) 1976-10-30
DE2414524A1 (en) 1974-10-10
FR2223873B1 (en) 1981-05-29
CH620375A5 (en) 1980-11-28
JPS572392B2 (en) 1982-01-16
GB1461480A (en) 1977-01-13
DE2414524C2 (en) 1984-11-29
FR2223873A1 (en) 1974-10-25
JPS49128950A (en) 1974-12-10

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