EP0308321A1 - Appareil de scellement pour travaux sous-marins - Google Patents

Appareil de scellement pour travaux sous-marins Download PDF

Info

Publication number
EP0308321A1
EP0308321A1 EP88402307A EP88402307A EP0308321A1 EP 0308321 A1 EP0308321 A1 EP 0308321A1 EP 88402307 A EP88402307 A EP 88402307A EP 88402307 A EP88402307 A EP 88402307A EP 0308321 A1 EP0308321 A1 EP 0308321A1
Authority
EP
European Patent Office
Prior art keywords
trigger
percussion
chamber
piston
striker
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.)
Withdrawn
Application number
EP88402307A
Other languages
German (de)
English (en)
French (fr)
Inventor
Roland Almeras
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.)
Societe de Prospection et dInventions Techniques SPIT SAS
Original Assignee
Societe de Prospection et dInventions Techniques SPIT SAS
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 Societe de Prospection et dInventions Techniques SPIT SAS filed Critical Societe de Prospection et dInventions Techniques SPIT SAS
Publication of EP0308321A1 publication Critical patent/EP0308321A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
    • B25C1/00—Hand-held nailing tools; Nail feeding devices
    • B25C1/08—Hand-held nailing tools; Nail feeding devices operated by combustion pressure
    • B25C1/10—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge
    • B25C1/14—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge acting on an intermediate plunger or anvil
    • B25C1/143—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge acting on an intermediate plunger or anvil trigger operated

Definitions

  • the present invention relates to a sealing apparatus, comprising a gun holder, a guide barrel for a fastening element intended to be driven by the action of the combustion gases of a propellant charge, and a percussion system of the load comprising a striker, mounted in a cylinder head, a cocking arm bolt, a trigger for releasing the bolt and a trigger for triggering the trigger.
  • Document FR-A-496 960 discloses a safety device intended to be used in combination with a firing mechanism, arranged to operate only in immersion and which comprises a percussion system comprising a chamber provided with '' at least one liquid inlet orifice, a percussion piston movable in the chamber, maneuverable means arranged to, under the action of their operation, block the inlet orifice, repel the liquid and move the piston percussion and thus allow the percussion of a load.
  • the device is mainly intended for firing mines, bombs and other submerged explosive bodies, so that it can only be used once.
  • the present invention therefore aims to provide a sealing device operating only in immersion and not operating in the open air and which can be reset at will.
  • the present invention relates to an apparatus of the type mentioned above, characterized in that the percussion system comprises a chamber provided with at least one liquid inlet orifice, a percussion piston movable in the chamber , maneuverable means arranged to, under the action of their operation, plug the inlet orifice, repel the liquid and move the percussion piston and thus allow percussion of the charge, and a liquid suction orifice in the chamber during the return to the rest position and the rearming of the maneuverable means.
  • the firing system of the apparatus of the invention is therefore a hydraulic system, which cannot operate in the open air, because of the compressible nature of the air which cannot move, at least sufficiently, the percussion piston to authorize percussion.
  • the chamber of the percussion system fills with liquid, - it will most often be water - practically incompressible, and the operation of said means can then, via the volume of water, allow percussion.
  • the apparatus of the invention can again be armed and used, by suctioning water into the percussion chamber to compensate for the leaks which have occurred due to the inevitable games with which the parts are mounted. in the bedroom.
  • the suction port may be closable; the suction orifice, closable, and the intake orifice may form only one and the same orifice.
  • An exhaust orifice can be provided in the wall of the percussion chamber and it can constitute the suction orifice.
  • the trigger can advantageously include a percussion finger arranged to cooperate with another piston movable in the chamber.
  • This other piston can be subjected to the action of a return spring.
  • This other piston can also be integral in displacement with the percussion finger, the suction orifice being the admission orifice and being closable.
  • the suction or admission orifice can be formed in the percussion piston.
  • the percussion chamber can also be arranged so that the percussion piston can come to be inserted between the cylinder head and the striker, which abuts against it when the maneuverable means are not maneuvered.
  • the maneuverable means can be constituted by the barrel, playing its role of percussion in its recoil movement when the device is supported, or else by the trigger.
  • the trigger can be secured to the trigger.
  • the maneuverable means can be arranged to cooperate with a percussion finger secured to another piston movable in the chamber against the action of a return spring.
  • the fixing element is advantageously placed in a tubular element at one end of which the propellant charge is arranged, the other end of the tubular element being covered with a shutter which can be perforated by the fixing element.
  • the apparatus of the invention comprises a barrel holder 1, of axis 6, in which is mounted a barrel which contains a tubular element, at one, rear, of the ends of which is crimped a powder propellant charge, the other end, before, being covered with a shutter made of perforable material by a fixing element - buffer or stud - disposed inside the tubular element.
  • a system 2 for firing, or percussion of the charge At the rear of the barrel holder 1 is arranged a system 2 for firing, or percussion of the charge.
  • This system comprises a striker 3, with an anterior rod 7, biased towards the front by a percussion spring 4 bearing against, on the one hand, the bottom of an axial recess 9 formed in the striker and, on the other share, the bottom of a removable base 5, to come into abutment against an annular shoulder 8 of a rear portion of the barrel holder, and acting as cylinder head.
  • a transverse recess 10 in which is mounted a pin, or bolt, of arming 11, recalled downwards, in the figure, by a spring 12, pressing against, on one side, the inner bottom of the pin, hollowed out for this purpose, and, on the other side, a stop 25.
  • the arming lock 11 is pushed towards the inside of its housing 10, against the action of the spring 12, pressing against a fixed key 13, and is flush with the lower surface, in the figure, of the striker 3, and the upper surface of the key 13 .
  • a transverse percussion chamber 15 is provided in a stock or handle 14 of the apparatus, provided with an orifice 23 for admission d 'water.
  • a first 16 in the form of an inverted L, recalled in the direction opposite to that of the second here by a spring 17 bearing on an axis 26, and a second 18, free in translation and ensuring a role of trigger.
  • the trigger 18 is supported against the key 13 by a shoulder provided for this purpose.
  • the first piston 16 is grasped by an intermediate finger 19 of a trigger 20 and returned towards the trigger 18, against the action of the spring 17.
  • the trigger 20 is pivotally mounted around a transverse pivot 21, against the action of a small spring 22 for holding and slight return towards the butt 14.
  • the trigger 20 has been maneuvered and pressed against the butt 14.
  • the percussion finger 19 has pivoted in the opposite direction clockwise, raised the piston 16 by closing the intake port 23, which pushed up, that is to say towards the striker, the volume of water trapped between the piston 16 and the trigger 18, which actuated, or moved towards the striker, the trigger 18 which, in turn, pushed the cocking bolt 11 into its housing 10 to release the striker, as will be explained again below with reference to Figure 2.
  • the device is shown with its percussion system in the cocking position, before firing.
  • the trigger was manually removed from the butt 14, outward.
  • An end finger 24 of the trigger has pushed the striker 3 back against the action of its percussion spring 4 then compressed, to place the striker in the cocking position.
  • the intermediate finger 19, pivoted downwards, has enabled the piston 16, under the action of its spring 17, to move away from the trigger 18 to discover the intake port 23.
  • the arming lock 11 is passed behind the key 13 and was able, under the action of its spring 12, to come out of its housing 10, to push the trigger 18 inward of the chamber 15, and come into abutment against the key 13 and thus be armed.
  • the operation of the firing system is easy to understand.
  • the liquid enters through the orifice 23 into the chamber 15.
  • the trigger 20 is operated to bring it closer to the butt 14
  • the finger 19 causes the piston 16 which closes the inlet port 23 to rise.
  • the volume of water enclosed in the chamber 15 is pushed upwards and pushes the trigger 18. This in turn pushes the cocking latch 11 and when this is flush with the upper surface 27 of the key 13, the striker, under the action of its spring 4, can be propelled forward to ignite the charge including the combustion gases will propel the fastener.
  • FIG. 3 the apparatus is shown in the same position as in FIG. 1, in the firing position, but not after the firing, which has not occurred, the apparatus being out of the water.
  • the trigger 20 having been operated, the piston 16 has compressed a part of the volume of air previously enclosed in the chamber 15, the rest of this volume of air having been evacuated by the clearances 28 necessary for the adjustment of the pistons 16 , 18 in the chamber 15 and possibly also, as will be seen later, by one or more calibrated orifices provided in particular for this purpose.
  • Figures 5-7 show in more detail three alternative embodiments of the chamber of the percussion system of the apparatus of Figures 1-3, that of Figure 5, just before firing, that of Figure 6, in position armament, and that of Figure 7, after firing.
  • the same functional elements as in the previous figures have been represented there with the same references but assigned indices ⁇ ′′′ ′ v , respectively.
  • the pistons 16 ⁇ and 18 ⁇ of the chamber 15 ⁇ in Figure 5 are each provided with a sealing lip 31 ⁇ , 32 ⁇ , ensuring good lateral sealing, but not perfect against the wall of the chamber 15 ⁇ .
  • the spring 17 ⁇ is supported by its two ends against the pistons 16 ⁇ , 18 ⁇ .
  • An exhaust port 33 ⁇ has been formed in the wall of the chamber 15 ⁇ which has several water inlet orifices 23 ⁇ . After setting the device down and operating the trigger 20, to ignite the charge, the water initially enclosed in the chamber 15 ⁇ escaped through the therefore inevitable clearances with which the pistons 16 ⁇ and 18 ⁇ are mounted in chamber 15 ⁇ as well as through the calibrated exhaust port 33 ⁇ .
  • the exhaust port 33 ⁇ plays a role. filling and suction by which, by moving the piston 16 ⁇ under the return action of the spring 17 ⁇ , water is sucked to complete the action of the spring 17 ⁇ and begin to fill the chamber 15 ⁇ before the piston 16 ⁇ discovers the inlet ports 23 ⁇ .
  • the clearances between the pistons 16 ⁇ and 18 ⁇ and the wall of the chamber 15 ⁇ as well as the orifice 33 ⁇ therefore facilitate the resetting of the device.
  • the trigger 18 ′′′ is provided with a liquid passage duct 29 ′′′ with a ball valve 30 ′′′.
  • the seal between the trigger 18 ′′′ and the wall of the chamber 15 ⁇ ′ is ensured by an O-ring 34 ′′′.
  • the lower piston 16 ′′′ is identical to that of FIG. 5.
  • the return spring 17 ′′′ of piston 16 ′′′ rests here also on the two pistons 16 ′′′, 18 ′′′.
  • the chamber has several inlet openings 23 d'ad ′. In the position of Figure 6, the chamber 15 ′′′ is in the filling phase and the liquid pressure prevailing there is zero. If the apparatus provided with the system comprising the percussion chamber of FIG.
  • the trigger 18 ′ v comprises a liquid admission duct 29 ′ v , opening into the chamber 15 ′ v and which can be closed by a flexible non-return membrane 35 ′ v carried by a lug 36 ′ v driven into a recess 37 ′ v formed in the trigger.
  • the membrane 35 ′ v during the filling phase, does not prevent the passage of the liquid through the conduit 29 ′ v and, during the unlocking phase, it provides a sealing function against the wall of the chamber and obturation of the intake duct 29 ′ v .
  • the lower piston 16 ′ v in the shape of a U turned by 90 °, contains the finger 19 ′ v of the trigger, in the shape of a ball joint.
  • the seal between the piston 16 ′ v and the wall of the chamber 15 ′ v is here provided by an O-ring 36 ′ v .
  • the chamber here, no longer comprises the liquid intake orifices of the other embodiments, the conduit 29 ′ v acting as an office.
  • a 33 ′ v calibrated exhaust port was nevertheless made in the wall of the chamber to allow a slight leak and thus ensure that the system does not work out of the water. This 33 ′ v orifice is however not essential.
  • the piston 16 ′ v When the trigger returns to the resetting position of the striker, the piston 16 ′ v is driven with it downwards, in FIG. 7, causing a depression in the chamber 15 ′ v , until it stops on a part, not shown . Then, the membrane 35 ′ v peels off from the trigger 18 ′ v to release the conduit 29 ′ v , operating as a suction conduit, and allow the chamber to be filled.
  • the stroke of the piston 16 ′ v , soidary of the finger 19 ′ v of the trigger, thus avoiding the presence of a spring, can be greater than that, which allows the firing of the striker 3 ′ V , of the trigger 18 ′ v , whereby it is easier to tolerate an air leak through the orifice 33 ′ v , when the device is out of the water, to render the device unusable.
  • the embodiment of the apparatus of the invention shown in Figure 4, in the same position before firing as in Figure 2, includes a different mechanism for actuating the trigger 18 '.
  • the same functional elements as in the previous figures bear the same references but premiums, such as for example the key 13 ′.
  • the trigger 18 ′ comprises a flared through duct 29 ′ in which a ball 30 ′ is arranged playing a role of valve.
  • the trigger 20 ′ is extended by a rod 16 ′ slidingly mounted in the chamber 15 ′ against the action of its return spring 22 ′.
  • the chamber 15 ′ no longer substantially cylindrical but bent, is provided with orifices 23 ′ for water intake.
  • the firing of the striker is carried out here under the action of the recoil of the barrel during the placing the device on the receiving material of the fixing element.
  • the trigger 20 ′ When an operator operates the trigger 20 ′, the device being immersed, to push it back into the chamber 15 ′ against the action of its resort 22 ′, the rod 16 ′ closes the intake orifices 23 ′ and the ball 30 ′ closes the duct 29 ′. Under the action of the trigger, the trigger 18 ′ is therefore displaced as before, to unlock the striker.
  • the trigger 20 ′ is released, the action of its spring 22 ′ moves the rod 16 ′, which causes a displacement of liquid in the chamber 15 ′.
  • the ball 30 ′ moves, also, in a limited way, opens the conduit 29 ′, the liquid enters the chamber 15 ′, through the conduit 29 ′, and participates, with the spring 22 ′, in the return to the position of rest of the trigger 20 ′ to thus ensure that the intake orifices 23 ′ are finally discovered.
  • the arming of the striker could also be carried out by a lever.
  • the embodiments of the percussion system of the apparatus of the invention shown in Figures 1 to 7 include a percussion chamber, with a percussion piston (18-18 ′ v ) which is in fact the trigger for unlocking the striker.
  • the percussion piston is arranged to be able to serve as a stop for the striker in its percussion stroke caused by the actuation of a separate trigger.
  • the apparatus comprises a barrel holder 101, of axis 106, in which is mounted a barrel assembly 50, in which is mounted a tubular element 60.
  • a powder propellant charge 61 At the rear end of the tubular element 60 is crimped a powder propellant charge 61, the other end of the tubular element being covered with a shutter 62 of material that can be pierced by the fixing element 63 arranged inside the tubular element which will serve as a guide after firing.
  • the tubular element 60 is the actual barrel of the device, the assembly 50 therefore also playing a role of barrel holder for the guide element of the fixing element.
  • the barrel 50 comprises two independent parts, a first rear tubular part 51, at the bottom of the bore from which the rear end of the tubular element 60 is received, and in the rear part 52 from which a bore 53 of reception of the front striker rod; a second front portion 54 consisting of a rear tubular portion 55, mounted in the barrel holder 101, and a bearing endpiece 56, of significantly enlarged diameter.
  • the intermediate barrel part 55 is slidably mounted in the barrel holder under the action of a return spring 57.
  • a system 102 for firing, or percussion of the charge comprises a striker 103, with an anterior rod 107, recalled towards the front by a percussion resort 104 resting, as in the embodiments previously described, against the bottom of an axial recess of the striker and the bottom d 'A removable base 105, to abut against an annular shoulder 108 of the rear portion 140 of the barrel holder acting as cylinder head.
  • the striker 103 carries, mounted like that of the embodiments described above, a cocking latch 111, movable transversely against the action of a return spring.
  • FIG. 8 the apparatus being shown after cocking, before it is immersed and pressed, the cocking bolt 111 protrudes from its housing, pushed back by its spring, and abuts against the fixed key 113.
  • a percussion chamber 115 is fixed on the barrel holder 101.
  • the chamber 115 in the shape of an inverted L, comprises a substantially tubular front portion 160, extending parallel to the axis 106 of the apparatus, and a rear portion 161 also substantially tubular, but extending transversely to the axis 106.
  • the portion 160 of the chamber 115 and the gun holder 101 respectively comprise two windows 171, 172, through which extends, transverse to the axis 106, a percussion finger 119, driven into a piston 116 mounted to slide in the chamber portion 160 against a spring 117 arranged between this piston 116 and a shoulder formed by the junction of the two chamber portions 160, 161.
  • a percussion lock 118 is mounted in the rear chamber portion 161. It can slide against the action of a spring 137, pressing against the bottom of a recess provided for this purpose in the piston and an axis 126.
  • a trigger 120 is pivotally mounted on the butt 114 around an axis 121, against the actions of two springs 122 and 222. It carries two fingers 112, 124.
  • the finger 112 is arranged to serve as a trigger and repel the lock of cocking 111, and the finger 124 is arranged to cooperate with the striker 103 and push it backwards, against the action of its spring 104, in the cocking position.
  • the percussion finger 119 cooperates with an annular shoulder 170, turned towards the rear, formed on the rear part 52 of the barrel 50.
  • the trigger 120 Under the action of the spring 122, is moved away from the butt 114 but slightly brought back towards it by the spring 222, and by its finger 124, it has reset the striker 103 whose 111 is pushed behind the key 113.
  • the spring 117 has pushed the piston 116 towards the front of the chamber 115 and the percussion finger 119, integral with the piston 116, has pushed back, by the shoulder 170, the part rear barrel 51 and, with it, the tubular element 60, in the front position.
  • the rear part 51 of the barrel and the spring 57 have pushed forward the front part 54 of the barrel.
  • the free end of the percussion piston 118 protrudes out of the chamber portion 161, beyond a seal, pushed back by its spring 137, in the space 180 formed between the cylinder head 140 and the striker 103 to interpose between them and thus prevent the percussion of the load.
  • the chamber 115 is filled with liquid having penetrated through the window 171, playing the role of inlet orifice.
  • an orifice 133 has been drilled in the wall of the chamber portion 161 for the evacuation of the excess liquid, this orifice also playing a role of admitting the liquid into the chambers 115, for resetting the device, like the orifices 33 of the embodiments of FIGS. 5-7, when the piston 116 returns to the rest position.
  • orifice 133 may moreover have one or the other of the embodiments of the orifices 33 and 29 of FIGS. 5-7.
  • the air in the chamber 115 is compressed, in any case enough to not push the percussion piston 118 which remains sufficiently interposed between the cylinder head and the striker preventing the latter from ensuring its function after actuation of the trigger.
  • percussion finger 119 in another alternative embodiment of the percussion system of the apparatus of the invention, could be actuated by the trigger, the piston, of which the finger is secured being then placed in the butt of the device.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Toys (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Glass Compositions (AREA)
EP88402307A 1987-09-15 1988-09-14 Appareil de scellement pour travaux sous-marins Withdrawn EP0308321A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8712754 1987-09-15
FR8712754A FR2620417A1 (fr) 1987-09-15 1987-09-15 Appareil de scellement pour travaux sous-marins

Publications (1)

Publication Number Publication Date
EP0308321A1 true EP0308321A1 (fr) 1989-03-22

Family

ID=9354906

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88402307A Withdrawn EP0308321A1 (fr) 1987-09-15 1988-09-14 Appareil de scellement pour travaux sous-marins

Country Status (5)

Country Link
US (1) US4848209A (no)
EP (1) EP0308321A1 (no)
CN (1) CN1033030A (no)
FR (1) FR2620417A1 (no)
NO (1) NO884080L (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014165356A1 (en) * 2013-04-02 2014-10-09 Illinois Tool Works Inc. Fastener tool

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4015449A1 (de) * 1990-05-14 1991-11-21 Hilti Ag Pulverkraftbetriebenes setzgeraet
US5196647A (en) * 1990-10-23 1993-03-23 Majors J Paul Door unlocking device and method
US5363736A (en) * 1994-01-05 1994-11-15 Huang Kuang Wu Semi-automatic anchor shooter
US5648631A (en) * 1995-10-03 1997-07-15 The United States Of America As Represented By The Secretary Of The Navy Spooled tape seal for underwater gun operation
US6631668B1 (en) * 2000-11-10 2003-10-14 David Wilson Recoilless impact device
US7802509B2 (en) * 2007-03-29 2010-09-28 Marcus L Wall Tactical utility pole system and method of use thereof
US20110072956A1 (en) * 2007-03-29 2011-03-31 Wall Marcus L Tactical Utility Pole and Door Mount Systems and Methods of Use Thereof
FR2945975B1 (fr) * 2009-06-01 2015-11-06 Suprameca Pistolet de scellement, notamment pour travaux sous-marins
CN103111985A (zh) * 2012-12-29 2013-05-22 南京腾亚精工科技有限公司 一种钉枪的枪管锁定装置
RU2651318C2 (ru) * 2016-03-14 2018-04-19 Андрей Альбертович Половнев Безоткатное подводное огнестрельное оружие
EP3893943A1 (en) * 2018-12-14 2021-10-20 QUIREM Medical BV Particle comprising lanthanide hydroxide

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR496960A (fr) * 1917-11-02 1919-11-21 Vickers Ltd Perfectionnements aux dispositifs de sureté
GB205610A (en) * 1922-08-05 1923-10-25 Frank Allan Improvements relating to means for performing mechanical operations underwater by the use of projectiles
FR898103A (fr) * 1943-09-10 1945-04-11 Perfectionnements apportés aux fusils pour la chasse sous-marine
US3765332A (en) * 1972-03-27 1973-10-16 Us Navy Water armed air safetied detonator
US4100855A (en) * 1976-05-11 1978-07-18 Callaghan Larry John O Underwater power head
US4542694A (en) * 1984-04-20 1985-09-24 Quantic Industries, Inc. Out-of-line underwater safing and arming device and method therefor
US4565312A (en) * 1985-02-19 1986-01-21 Uniset Corporation Powder actuated tool with safety

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3370770A (en) * 1966-01-20 1968-02-27 Olin Mathieson Power-actuated underwater tool
US3765331A (en) * 1972-04-11 1973-10-16 Us Navy Water armed air safetied detonator
SE395640B (sv) * 1973-11-28 1977-08-22 Avesta Jernverks Ab Verktyg for utforande av arbetsoperatiner pa ett arbetsstycke genom detonation av sprengladdningar

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR496960A (fr) * 1917-11-02 1919-11-21 Vickers Ltd Perfectionnements aux dispositifs de sureté
GB205610A (en) * 1922-08-05 1923-10-25 Frank Allan Improvements relating to means for performing mechanical operations underwater by the use of projectiles
FR898103A (fr) * 1943-09-10 1945-04-11 Perfectionnements apportés aux fusils pour la chasse sous-marine
US3765332A (en) * 1972-03-27 1973-10-16 Us Navy Water armed air safetied detonator
US4100855A (en) * 1976-05-11 1978-07-18 Callaghan Larry John O Underwater power head
US4542694A (en) * 1984-04-20 1985-09-24 Quantic Industries, Inc. Out-of-line underwater safing and arming device and method therefor
US4565312A (en) * 1985-02-19 1986-01-21 Uniset Corporation Powder actuated tool with safety

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014165356A1 (en) * 2013-04-02 2014-10-09 Illinois Tool Works Inc. Fastener tool

Also Published As

Publication number Publication date
FR2620417A1 (fr) 1989-03-17
US4848209A (en) 1989-07-18
NO884080L (no) 1989-03-16
CN1033030A (zh) 1989-05-24
NO884080D0 (no) 1988-09-14

Similar Documents

Publication Publication Date Title
EP0308321A1 (fr) Appareil de scellement pour travaux sous-marins
FR2746690A1 (fr) Appareil d'entrainement de tampon par masselotte a retour automatique en position du tir
EP3132223B1 (fr) Arme a feu a repetition du type lineaire, a ejection assistee
CH665275A5 (fr) Arme a feu semi-automatique.
EP0050378A1 (fr) Ejecteur de chargeur pour pistolets automatiques et similaires
FR2678057A1 (fr) Dispositif de percussion pour une arme a feu.
FR2685072A1 (fr) Dispositif pneumatique de recul artificiel pour une arme individuelle.
EP1293746B1 (fr) Distributeur d'air comprimé à fonctionnement automatique
EP1482162A1 (fr) Moteur à détonations pulsées
CA1080401A (fr) Machine a clouer, agrafer ou autre du type a percussion par explosion et ses elements
BE399933A (no)
FR2545402A1 (no)
EP0661514B1 (fr) Arme à coin de culasse mobile
FR3043767A1 (fr) Carabine avec culasse a verrouillage lineaire
EP0260204B1 (fr) Fusil automatique à canon basculant ou non fonctionnant par emprunt de gaz
EP2445684B1 (fr) Pistolet de scellement, notamment pour travaux sous-marins
FR2847665A1 (fr) Pistolet a gaz comprime
BE897999A (fr) Systeme de mise a feu d'une charge propulsive par transmission pyrotechnique.
WO2001059387A1 (fr) Dispositif de montage pivotant d'un chargeur de cartouches pour arme a feu
FR2586796A1 (fr) Perfectionnements aux mecanismes des revolvers a simple et double action
FR3099568A3 (fr) Structure à mouvement de va-et-vient a verrou pour un pistolet jouet
FR3135319A3 (fr) Dispositif de commutation coup unique/répétition pour arme à feu-jouet
FR2531198A1 (fr) Arme a canon basculant, en particulier pour la chasse
EP0098463A1 (fr) Canon épaulable à frein de recul
BE527942A (no)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): FR GB IT SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19890923