EP3708943A4 - Friction reduction device to reduce friction between piston and cylinder in gas-type replica guns - Google Patents

Friction reduction device to reduce friction between piston and cylinder in gas-type replica guns Download PDF

Info

Publication number
EP3708943A4
EP3708943A4 EP17931574.2A EP17931574A EP3708943A4 EP 3708943 A4 EP3708943 A4 EP 3708943A4 EP 17931574 A EP17931574 A EP 17931574A EP 3708943 A4 EP3708943 A4 EP 3708943A4
Authority
EP
European Patent Office
Prior art keywords
friction
guns
piston
cylinder
gas
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.)
Granted
Application number
EP17931574.2A
Other languages
German (de)
French (fr)
Other versions
EP3708943B1 (en
EP3708943A1 (en
Inventor
Iwao Iwasawa
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.)
Tokyo Marui Co Ltd
Original Assignee
Tokyo Marui Co Ltd
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 Tokyo Marui Co Ltd filed Critical Tokyo Marui Co Ltd
Publication of EP3708943A1 publication Critical patent/EP3708943A1/en
Publication of EP3708943A4 publication Critical patent/EP3708943A4/en
Application granted granted Critical
Publication of EP3708943B1 publication Critical patent/EP3708943B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
    • F41B11/70—Details not provided for in F41B11/50 or F41B11/60
    • F41B11/73—Sealing arrangements; Pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
    • F41B11/60—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas
    • F41B11/62—Compressed-gas guns, e.g. air guns; Steam guns characterised by the supply of compressed gas with pressure supplied by a gas cartridge

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Toys (AREA)
  • Valve Device For Special Equipments (AREA)
  • Braking Arrangements (AREA)
EP17931574.2A 2017-11-08 2017-11-08 Friction reduction device to reduce friction between piston and cylinder in gas-type replica guns Active EP3708943B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/040318 WO2019092820A1 (en) 2017-11-08 2017-11-08 Friction reduction device to reduce friction between piston and cylinder in gas-type replica guns

Publications (3)

Publication Number Publication Date
EP3708943A1 EP3708943A1 (en) 2020-09-16
EP3708943A4 true EP3708943A4 (en) 2021-07-07
EP3708943B1 EP3708943B1 (en) 2024-07-24

Family

ID=66438304

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17931574.2A Active EP3708943B1 (en) 2017-11-08 2017-11-08 Friction reduction device to reduce friction between piston and cylinder in gas-type replica guns

Country Status (4)

Country Link
EP (1) EP3708943B1 (en)
JP (1) JP7006965B2 (en)
TW (1) TWI795459B (en)
WO (1) WO2019092820A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003302196A (en) * 2002-04-08 2003-10-24 Sheriff:Kk Gun
JP2004205053A (en) * 2002-12-20 2004-07-22 Tokyo Marui:Kk Slide device in blowback toy gun

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200975855Y (en) * 2006-11-20 2007-11-14 张驰 Electric air gun
JP6145770B2 (en) 2013-06-12 2017-06-14 マルシン工業株式会社 Blowback gas gun

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003302196A (en) * 2002-04-08 2003-10-24 Sheriff:Kk Gun
JP2004205053A (en) * 2002-12-20 2004-07-22 Tokyo Marui:Kk Slide device in blowback toy gun

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019092820A1 *

Also Published As

Publication number Publication date
EP3708943B1 (en) 2024-07-24
TW201918685A (en) 2019-05-16
WO2019092820A1 (en) 2019-05-16
JP7006965B2 (en) 2022-01-24
EP3708943A1 (en) 2020-09-16
JPWO2019092820A1 (en) 2020-12-03
TWI795459B (en) 2023-03-11

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