CA1145603A - Device for speed control of cylinder piston, particularly useful for a firearm - Google Patents

Device for speed control of cylinder piston, particularly useful for a firearm

Info

Publication number
CA1145603A
CA1145603A CA000367037A CA367037A CA1145603A CA 1145603 A CA1145603 A CA 1145603A CA 000367037 A CA000367037 A CA 000367037A CA 367037 A CA367037 A CA 367037A CA 1145603 A CA1145603 A CA 1145603A
Authority
CA
Canada
Prior art keywords
piston
cylinder
flow
cam profile
pin
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
CA000367037A
Other languages
English (en)
French (fr)
Inventor
Olle Gustavsson
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.)
Saab Bofors AB
Original Assignee
Bofors AB
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 Bofors AB filed Critical Bofors AB
Application granted granted Critical
Publication of CA1145603A publication Critical patent/CA1145603A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action ; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or the actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or the actuating force of an output member for controlling the speed
    • F15B11/046—Systems essentially incorporating special features for controlling the speed or the actuating force of an output member for controlling the speed depending on the position of the working member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
    • F15B2211/3127—Floating position connecting the working ports and the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/421—Flow control characterised by the type of actuation mechanically
    • F15B2211/424—Flow control characterised by the type of actuation mechanically actuated by an output member of the circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/455—Control of flow in the feed line, i.e. meter-in control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/46—Control of flow in the return line, i.e. meter-out control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/75—Control of speed of the output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/77—Control of direction of movement of the output member
    • F15B2211/7716—Control of direction of movement of the output member with automatic return

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Fluid-Damping Devices (AREA)
  • Transmission Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
CA000367037A 1979-12-18 1980-12-17 Device for speed control of cylinder piston, particularly useful for a firearm Expired CA1145603A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7910400A SE430821B (sv) 1979-12-18 1979-12-18 Foretredesvis for eldvapen anvendbar anordning for hastighetsstyrning av cylinderkolv
SE7910400-6 1979-12-18

Publications (1)

Publication Number Publication Date
CA1145603A true CA1145603A (en) 1983-05-03

Family

ID=20339571

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000367037A Expired CA1145603A (en) 1979-12-18 1980-12-17 Device for speed control of cylinder piston, particularly useful for a firearm

Country Status (15)

Country Link
US (1) US4411188A (enExample)
JP (1) JPS5694199A (enExample)
CA (1) CA1145603A (enExample)
CH (1) CH650840A5 (enExample)
DE (1) DE3047353A1 (enExample)
FI (1) FI70322C (enExample)
FR (1) FR2473133A1 (enExample)
GB (1) GB2065783B (enExample)
IL (1) IL61597A (enExample)
IN (1) IN155146B (enExample)
IT (1) IT1127959B (enExample)
NL (1) NL8006834A (enExample)
NO (1) NO152472C (enExample)
SE (1) SE430821B (enExample)
YU (1) YU43761B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410371B (de) * 1997-08-06 2003-04-25 Intertechnik Tech Produktionen Geschütz
US6777601B1 (en) 2003-04-28 2004-08-17 Gregory L. Kerfoot Stringed musical instrument soundboard system
CN114046688B (zh) * 2021-10-19 2023-04-07 蓝箭航天空间科技股份有限公司 火箭起竖架快速后倒实现方法及实现系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA630730A (en) * 1961-11-14 Carls William Control valve for fluid circuits
GB913891A (enExample) *
US3126795A (en) * 1964-03-31 -timed out
US2379180A (en) * 1940-02-10 1945-06-26 Vickers Inc Hydraulic retractor control
AT186476B (de) * 1954-09-11 1956-08-10 Rich Klinger Ag Drosselventil
US3037527A (en) * 1959-04-13 1962-06-05 Vickers Inc Power transmission
US3013532A (en) * 1960-04-01 1961-12-19 Gen Motors Corp Deceleration valve
SU139524A1 (ru) * 1960-07-13 1960-11-30 Л.С. Полещук Гидравлический замок
NL276046A (enExample) * 1961-03-18 1900-01-01
US3186307A (en) * 1964-04-17 1965-06-01 Ellenbogen Alex Control valve system for pressure fluid cylinder
JPS4940237U (enExample) * 1972-07-06 1974-04-09

Also Published As

Publication number Publication date
JPH0118355B2 (enExample) 1989-04-05
NO803821L (no) 1981-06-19
GB2065783A (en) 1981-07-01
US4411188A (en) 1983-10-25
JPS5694199A (en) 1981-07-30
GB2065783B (en) 1983-06-22
DE3047353A1 (de) 1981-09-10
YU319080A (en) 1983-09-30
FI70322B (fi) 1986-02-28
NO152472B (no) 1985-06-24
FI803828L (fi) 1981-06-19
NO152472C (no) 1985-10-02
IT1127959B (it) 1986-05-28
IL61597A (en) 1983-07-31
IN155146B (enExample) 1985-01-05
FR2473133A1 (fr) 1981-07-10
YU43761B (en) 1989-12-31
CH650840A5 (de) 1985-08-15
SE430821B (sv) 1983-12-12
DE3047353C2 (enExample) 1991-10-31
SE7910400L (sv) 1981-06-19
FI70322C (fi) 1986-09-15
NL8006834A (nl) 1981-07-16
IT8050378A0 (it) 1980-12-16
FR2473133B1 (enExample) 1984-08-10

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Legal Events

Date Code Title Description
MKEX Expiry