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CA2607203A1 - Pneumatic compressor - Google Patents

Pneumatic compressor Download PDF

Info

Publication number
CA2607203A1
CA2607203A1 CA002607203A CA2607203A CA2607203A1 CA 2607203 A1 CA2607203 A1 CA 2607203A1 CA 002607203 A CA002607203 A CA 002607203A CA 2607203 A CA2607203 A CA 2607203A CA 2607203 A1 CA2607203 A1 CA 2607203A1
Authority
CA
Canada
Prior art keywords
compressor assembly
compressor
approximately
electric motor
motor
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.)
Abandoned
Application number
CA002607203A
Other languages
French (fr)
Inventor
J. Michael Weaver
Barbara A. Rose
Mark W. Wood
Daniel U. Goodwin
Hung T. Du
Alan G. Phillips
C. Kerwin Braddock
James A. Patton
Michael A. Lagaly
Patrick G. Barry
Julie L. Jones
Deborah L. Harr
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.)
Black and Decker Inc
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
Publication of CA2607203A1 publication Critical patent/CA2607203A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25CHAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
    • B25C1/00Hand-held nailing tools; Nail feeding devices
    • B25C1/04Hand-held nailing tools; Nail feeding devices operated by fluid pressure, e.g. by air pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25CHAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
    • B25C1/00Hand-held nailing tools; Nail feeding devices
    • B25C1/06Hand-held nailing tools; Nail feeding devices operated by electric power
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/06Mobile combinations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00Pumping installations or systems specially adapted for elastic fluids
    • F04B41/02Pumping installations or systems specially adapted for elastic fluids having reservoirs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

A pneumatic compressor capable of supplying compressed gas to a pneumatic tool. The compressor can be powered alternatively by either a battery or an AC
power source. The compressor comprises a permanent magnet DC electric motor and circuitry for converting the AC power source to DC power. The compressor includes a receptacle for accommodating one or more of a plurality of batteries and includes circuitry for using batteries having different voltages. The AC power source may also be used to charge a battery connected to the compressor.

Claims (40)

1. A compressor assembly for providing compressed gas to a pneumatic tool, the compressor assembly comprising:

a compressor;

a tank fluidly connected with the compressor, the tank providing a compressed gas reserve; and an electric motor operatively connected to and powering the compressor;

wherein the electric motor is alternatively powered by one of a battery and an AC
power supply.
2. The compressor assembly of claim 1, wherein the electric motor is a DC
motor, and further comprising an AC/DC converter that converts input from the AC power source to DC power usable by the DC motor.
3. The compressor assembly of claim 1 further comprising a battery receiver adapted to receive and electrically connect with the battery.
4. The compressor assembly of claim 3 further comprising a switching mechanism that electrically disconnects the AC power supply from the motor when the battery is connected with the battery receiver.
5. The compressor assembly of claim 4, wherein the switching mechanism comprises a mechanical interlock.
6. The compressor assembly of claim 3, wherein the battery receiver is adapted to receive a plurality of batteries of different voltages.
7. The compressor assembly of claim 6, wherein each of the plurality of batteries provides DC power to the motor at a voltage between approximately 6.0 VDC and approximately 43.0 VDC.
8. The compressor assembly of claim 1 further comprising a relay for electrically disconnecting the battery from the motor when the AC power supply is connected with the AC power source.
9. The compressor assembly of claim 1, wherein the AC power supply provides electric power for charging the battery.
10. The compressor assembly of claim 9, wherein the AC power supply provides electric power for charging the battery while simultaneously providing electric power for driving the electric motor.
11. The compressor assembly of claim 1, wherein the AC power source has a voltage between approximately 90 VAC and approximately 260 VAC and a frequency between approximately 48 Hz and approximately 63 Hz.
12. The compressor assembly of claim 2, wherein the AC power supply provides DC
power to the motor at a voltage between approximately 6.0 VDC and approximately 43 VDC.
13. The compressor assembly of claim 2, wherein the DC motor is a permanent magnet DC motor.
14. The compressor assembly of claim 13 further comprising one or more gears coupling the motor with the compressor.
15. The compressor assembly of claim 13 further comprising a drive belt coupling the motor with the compressor.
16. The compressor assembly of claim 13, wherein the permanent magnet DC motor has a minimum running horsepower of approximately 0.5 HP.
17. The compressor assembly of claim 1 wherein the tank provides a compressed gas reserve of sufficient capacity to power pneumatic tools.
18. The compressor assembly of claim 17, wherein the tank has a volume of at least approximately 0.5 L.
19. The compressor assembly of claim 1 further comprising a control system, the control system comprising:

pressure sensing means for sensing the pressure of the compressed gas in the tank;
and control means for controlling the electric motor;

wherein the control system is adapted to turn on the flow of electric power to the electric motor when the pressure falls below a first predetermined value, and turn off the flow of electric power to the electric motor when the pressure rises above a second predetermined value.
20. The compressor assembly of claim 1, wherein the compressor, the tank, and the electric motor are incorporated into a handle of a pneumatic fastening tool.
21. The compressor assembly of claim 1, wherein when the electric motor is powered by AC, compressed gas is delivered from the tank and when the electric motor is powered by DC, the tank does not store compressed gas and compressed gas is delivered from the compressor independent of the tank.
22. A compressor assembly for providing compressed gas to a pneumatic tool, the compressor assembly comprising:

a compressor;

an electric motor operatively connected to and powering the compressor;

a battery receiver adapted to receive and electrically connect a battery with the electric motor to selectively provide electrical power for driving the electric motor;

a compressed gas reservoir fluidly connected with an output of the compressor and providing a reserve of compressed gas for use by the hand-held pneumatic tool; and a control system comprising:

pressure sensing means for sensing the pressure of the compressed gas in the compressed air reserve; and control means for controlling the electric motor;

wherein the control system is adapted to turn on the flow of electric power to the electric motor when the pressure falls below a first predetermined value, and turn off the flow of electric power to the electric motor when the pressure rises above a second predetermined value.
23. The compressor assembly of claim 22 further comprising an AC power supply for connecting to an AC power source, the AC power supply being mounted to the compressor assembly and selectively connectable with the electric motor to provide electric power for driving the electric motor.
24. The compressor assembly of claim 23, wherein the electric motor is a DC
motor, and wherein the AC power supply comprises means to convert input from the AC power source to DC power.
25. The compressor assembly of claim 23, wherein the electric motor is a permanent magnet DC motor.
26. The compressor assembly of claim 25, wherein the permanent magnet DC motor has a minimum running horsepower of approximately 0.5 HP.
27. The compressor assembly of claim 23, wherein the electric motor is alternatively powered by one of a battery and the AC power supply.
28. The compressor assembly of claim 27 further comprising a switching mechanism for electrically disconnecting the AC power supply from the motor when the battery is connected with the battery receiver.
29. The compressor assembly of claim 27 further coinprising a relay for electrically disconnecting the battery from the motor when the AC power supply is connected with the AC power source.
30. The compressor assembly of claim 27 further comprising a battery charger for charging the battery with electric power provided by the AC power supply.
31. The compressor assembly of claim 22 further comprising a battery adapted for removable connection with the battery receiver of the compressor assembly and alternatively for removable connection with a battery receiver of a power tool other than the compressor assembly.
32. The compressor assembly of claim 22, wherein the battery receiver is adapted to receive a plurality of batteries of different voltages, each of the plurality of batteries providing DC power to the motor at a voltage between approximately 6.0 VDC and approximately 43 VDC.
33. The compressor assembly of claim 23, wherein the AC power source has a voltage between approximately 90.0 VAC and approximately 260.0 VAC and a frequency between approximately 48 Hz and approximately 63 Hz.
34. The compressor assembly of claim 24, wherein the AC power supply provides DC
power to the motor at a voltage between approximately 6.0 VDC aiid approximately 43 VDC.
35. The compressor assembly of claim 22, wherein the compressed air reservoir comprises a tank having a volume up to approximately 60 L.
36. A compressor assembly for providing compressed gas to a pneumatic tool, the compressor assembly comprising:

a compressor;

a tank fluidly connected with an output of the compressor, the tank providing a compressed gas reserve;

an electric motor operatively connected to and powering the compressor;

at least one battery detachably mounted to the compressor assembly, the battery being selectively connectable with the electric motor to provide electric power for driving the electric motor; and an AC power supply for connecting to an AC power source, the AC power supply being mounted to the compressor assembly and selectively connectable with the electric motor to provide electric power for driving the electric motor;

wherein the electric motor is alternatively powered by one of the battery or the AC
power supply.
37. A compressor assembly for providing compressed gas to a pneumatic tool, the compressor assembly comprising:

a compressor; and a permanent magnet DC electric motor operatively connected to and powering the compressor;

wherein the compressor has a minimum air flow of approximately 1.0 SCFM at least approximately 90 PSI.
38. The compressor assembly of claim 37, wherein the electric motor produces approximately 1.95 HP with approximately 16.5 amps at approximately 10,000 RPM or less.
39. The compressor assembly of claim 37, wherein the electric motor operates with an input voltage between approximately 6.0 VDC and approximately 43 VDC, and the electric motor has a minimum running horsepower of approximately 0.5 HP and a no-load speed of approximately 12,000 RPM or less.
40. The compressor assembly of claim 37 further comprising a tank fluidly connected with the compressor, the tank providing a compressed gas reserve.
CA002607203A 2005-05-02 2006-05-08 Pneumatic compressor Abandoned CA2607203A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US67690705P 2005-05-02 2005-05-02
US60/676,907 2005-05-02
PCT/IB2006/001887 WO2007116239A1 (en) 2005-05-02 2006-05-08 Pneumatic compressor

Publications (1)

Publication Number Publication Date
CA2607203A1 true CA2607203A1 (en) 2007-10-18

Family

ID=37420879

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002607203A Abandoned CA2607203A1 (en) 2005-05-02 2006-05-08 Pneumatic compressor

Country Status (5)

Country Link
EP (1) EP1893871A1 (en)
CN (1) CN201198823Y (en)
AU (1) AU2006341531A1 (en)
CA (1) CA2607203A1 (en)
WO (1) WO2007116239A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11679478B2 (en) 2016-11-09 2023-06-20 Techtronic Power Tools Technology Limited Cylinder assembly for gas spring fastener driver

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2110921B1 (en) 2008-04-14 2013-06-19 Stanley Black & Decker, Inc. Battery management system for a cordless tool
CN102008861B (en) * 2010-10-20 2012-07-04 南京腾亚精工科技有限公司 Combustion-powered fastener-driving tool air filtration device
JP5826614B2 (en) * 2011-11-22 2015-12-02 株式会社マキタ Air compressor
TW201350282A (en) * 2012-06-15 2013-12-16 Pneutrend Industry Co Ltd Pneumatic wrench having torque control and display functions
EP2826601A1 (en) * 2013-07-16 2015-01-21 HILTI Aktiengesellschaft Control method and hand tool machine
EP2826600A1 (en) * 2013-07-16 2015-01-21 HILTI Aktiengesellschaft Control method and hand tool machine
US10574062B2 (en) 2014-02-28 2020-02-25 Darryl Weflen DC-powered system for controlling an air compressor or hydraulic fluid pump
US20230400025A1 (en) * 2022-06-14 2023-12-14 MMLJ, Inc. Electrical Sprayer
US9893384B2 (en) 2014-05-18 2018-02-13 Black & Decker Inc. Transport system for convertible battery pack
EP3146615B1 (en) 2014-05-18 2020-01-15 Black & Decker, Inc. Power tool system
TWI751176B (en) * 2016-08-31 2022-01-01 日商工機控股股份有限公司 Nailer, pressure regulator and nailing unit
WO2018119256A1 (en) 2016-12-23 2018-06-28 Black & Decker Inc. Cordless power tool system
TWM599725U (en) * 2019-07-30 2020-08-11 鑽全實業股份有限公司 Air cylinder nail gun system
US11808257B2 (en) * 2021-04-15 2023-11-07 Black & Decker Inc. Cordless compressor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5102306A (en) * 1990-05-08 1992-04-07 Liu Kuo Sheng AC/DC air pump
US5742147A (en) * 1994-04-25 1998-04-21 Molina; Daniel Ralph Dc based powering and charging circuit for compressor systems and other mechanical devices
US5399072A (en) * 1994-09-29 1995-03-21 Westphal; Timothy D. Electrical portable air compressor
JP2000060143A (en) 1998-08-18 2000-02-25 Sawafuji Electric Co Ltd Power supply for vibration compressor
US6551066B2 (en) * 2001-01-12 2003-04-22 Black & Decker Inc. High pressure portable air compressor
US7225959B2 (en) 2001-04-30 2007-06-05 Black & Decker, Inc. Portable, battery-powered air compressor for a pneumatic tool system
US6345512B1 (en) * 2001-06-15 2002-02-12 Marconi Communications, Inc. Power efficient, compact DC cooling system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11679478B2 (en) 2016-11-09 2023-06-20 Techtronic Power Tools Technology Limited Cylinder assembly for gas spring fastener driver
US12434364B2 (en) 2016-11-09 2025-10-07 Techtronic Power Tools Technology Limited Cylinder assembly for gas spring fastener driver

Also Published As

Publication number Publication date
AU2006341531A1 (en) 2007-12-13
AU2006341531A8 (en) 2008-09-18
EP1893871A1 (en) 2008-03-05
CN201198823Y (en) 2009-02-25
WO2007116239A1 (en) 2007-10-18

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Legal Events

Date Code Title Description
FZDE Discontinued