EP0732178B1 - Outil de scellement de chevilles - Google Patents

Outil de scellement de chevilles Download PDF

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Publication number
EP0732178B1
EP0732178B1 EP96103717A EP96103717A EP0732178B1 EP 0732178 B1 EP0732178 B1 EP 0732178B1 EP 96103717 A EP96103717 A EP 96103717A EP 96103717 A EP96103717 A EP 96103717A EP 0732178 B1 EP0732178 B1 EP 0732178B1
Authority
EP
European Patent Office
Prior art keywords
stud
guide
casing
piston
gun according
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 - Lifetime
Application number
EP96103717A
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German (de)
English (en)
Other versions
EP0732178A1 (fr
Inventor
Gerd Dr.-Ing. Kellner
Axel Ziegler
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.)
Adolf Wuerth GmbH and Co KG
Original Assignee
Adolf Wuerth GmbH and Co KG
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 Adolf Wuerth GmbH and Co KG filed Critical Adolf Wuerth GmbH and Co KG
Priority to EP99124281A priority Critical patent/EP0995552B1/fr
Publication of EP0732178A1 publication Critical patent/EP0732178A1/fr
Application granted granted Critical
Publication of EP0732178B1 publication Critical patent/EP0732178B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • B25C1/18—Details and accessories, e.g. splinter guards, spall minimisers
    • B25C1/188—Arrangements at the forward end of the barrel, e.g. splinter guards, spall minimisers, safety arrangements, silencers, bolt retainers

Definitions

  • the invention relates to a bolt-driving tool according to the preambles of claims 1, 2 and 3, with the Help a fastener, usually in the form of a nail or bolt, can be placed.
  • a bolt-driving tool is known from DE-A-2 850 273.
  • the bolt gun contains a propellant piston which is driven by the propellant gases after ignition of the propellant cartridge is driven and drives in the bolt.
  • Such devices are used to shoot assembly elements used on hard surfaces, e.g. steel or Concrete.
  • Trial shots are made to find out which one Propellant charge the correct result can be achieved.
  • the hardness of the surface also within a wall can change, also leads to the setting of test shots and the use of different levels of propellant charge desired result.
  • the invention has for its object a generic bolt-firing device to improve in terms of ease of use. It should be possible with the device, ideally with only one Size of propellant without trial shots fasteners to be able to place on all types of surfaces.
  • the invention proposes a bolt-setting tool with the features mentioned in claim 1.
  • Bolt-setting tools must comply with certain regulations, which are intended to prevent misuse of the fastener driving tool.
  • One of these regulations states that the device only then can be triggered when it is applied with a certain contact pressure pressed against the surface to be attached becomes.
  • the bolt guide is usually used for this.
  • the invention now proposes in training that the Damping element with the front end of the bolt guide connected is. When pressing against the one to be fastened Material and when the driving piston hits the pin guide, if this is axially displaceable, then here practically no pressure point arise.
  • the recoil damping element By placing the recoil damping element between the two axially displaceable parts of the housing, the Setback occurring recoil damped so that it does not fully transferred to the operator's hand. Through the Combination of the two in different places of the Device and damping elements acting at different times the device becomes more comfortable for the user handling.
  • the invention also proposes a bolt gun with the Claim 2 above features.
  • a rubber element for example, can be used as the damping material or an element made of another elastomer material be, for example butyl rubber or fluorine rubber. Furthermore, fiber-reinforced material, a metal web or a similar elastically deformable material be used.
  • the damping element as a ring element between two ring parts forming the bolt guide are inserted and connected to them. Then here is the damping element not arranged at the front end of the bolt guide, it but works with the damping of the blow and also with the Damping the recoil in the same good way.
  • the bolt pushing device can be designed in this way be that the bolt guide with which the damping element is connected, is axially displaceable.
  • the damping element is designed such that it is under axial pressure radially expanded. This not only leads to damping in axial action, but can also be used become, by limiting the deformability To limit the damping and the damping path.
  • the invention proposes that the damping element is vulcanized onto the bolt guide.
  • the bolt guide thus forms a single component.
  • the invention proposes that the damping element can be arranged so that it with his radial outside of a cylindrical wall of the housing is arranged opposite.
  • the damping element can then interact with this wall when it is applied, for example in that the wall deformability limited of the damping element.
  • the radial outside of the damping element of the cylindrical wall a small to no radial distance having.
  • the damping element then serve a forward blow the pin guide by jamming against the cylindrical Wall of the housing or a housing or magazine part slow down.
  • the bolt-setting tool provided by the invention leads to that the propulsion of the fastener at the end of the stroke the driving piston is reliably braked strongly so that it possible, the fastener always with the maximum To drive in propellant charge.
  • This has the advantage that the fastener with a softer surface with a larger one Speed is driven in than on hard ground, but does not penetrate the assembly material. By the higher driving speeds, even with harder ones Material can be reached, the resilience improves the connection.
  • the device does not need from the user using a handwheel in any other way on the respective To be set underground.
  • Bolt setting device a braking element for braking the piston on End of its pushing motion.
  • This braking element can be constructed in a similar or the same way as the damping element.
  • the braking element stops the piston and transmits its energy on the case. This can happen that it expands and thereby faces each other radially jammed the outer wall.
  • the piston guide has an inward flange Has system of the braking element.
  • the braking element and the damping element which is arranged at the front end of the housing and / or the bolt guide, produce a combination effect.
  • the brake element reliably prevents the bolt from being driven too far. However, the energy is transferred to the housing.
  • the damping element prevents the housing and / or the bolt guide, which is now additionally loaded, from entering.
  • the invention also proposes a bolt gun with the features mentioned in claim 3.
  • a device for resetting the driving piston is known per se (US-A-33 31 546). This spring is strongly compressed during the forward movement of the piston towards the end of its movement and thus transmits the shock to the housing.
  • Usual driving pistons have a long, relatively narrow shaft, the free end of which cooperates with the head of the fastening means. According to the invention it can now be provided that the spring is designed as a sleeve which the shaft of the
  • Driving piston surrounds.
  • the sleeve is easily deformable trained, it can for example also be designed as a bellows his.
  • the forces that push the piston back are relatively low.
  • the spring as a compression spring in the space between the pin guide and to arrange the driving piston. It is also possible, the driving piston with one that extends beyond the combustion chamber rear extension and the Arrange return spring in a second room.
  • the return spring can in particular as a compression spring from one Elastomeric material to be formed. Therefore, it always becomes stressed so that the risk of tearing, such as for example under a tensile load. Even if their shape is partially destroyed, that is Spring is still present as an elastic material, so that a certain spring action is still achieved.
  • the piston is lateral through slots in the piston guide or the housing Approaches on which the return springs attack, in which case they are also designed as tension springs could be.
  • a return spring designed as a tension spring can, for example be formed by a ring made of elastomer material.
  • the spring can be made from one another connected individual layers.
  • This individual Layers can either be the same or one similar material exist.
  • the layer structure can do this serve the spring against lateral displacement or lateral Secure buckling.
  • the layers of different Materials consist, for example, of alternating harder and softer materials.
  • the spring is layered from one build relatively hard and a relatively soft material, for example from hard washers and soft rings.
  • the harder washers can be used as a braking element serve for the propellant piston, while the softer layers form the return spring. This will make it possible Brake element and the return spring as a single component to manufacture.
  • the bolt gun shown in Fig. 1 contains a housing 1 with an axially aligned receiving mechanism Part and a side handle 2.
  • the Handle 2 is designed as a bow handle. It contains a deduction 3rd
  • the housing 1 contains a cylindrical interior in which a driving piston guide 4 in the axial direction around a certain one Amount is guided.
  • the movability the driving piston guide 4 serves to secure the device against abuse and the supply of cartridges.
  • a driving piston 5 is axially displaceable in the driving piston guide 4 arranged.
  • the driving piston 5 contains one here disc-like part 6 with an enlarged diameter, the the inside 7 of the cylindrical inner opening of the driving piston guide 4 is present.
  • the disc part 6 is one at the end cylindrical driving piston shaft 8 arranged.
  • the stepped piston is also without the step, i.e. without the disk-like, enlarged part can be used.
  • a bolt guide 9 in the form of a in the housing 1 Guide sleeve arranged.
  • This pin guide 9 contains one first, cylindrical, engaging in the interior of the piston guide 4 Part and a second, through the face 10 of the housing outwardly extending part. Both parts, the different in the illustrated embodiment Have diameters, but this is not necessary by a radially projecting flange 11 from each other discontinued.
  • the flange 11 is in an annular groove 12 of the housing 1 arranged, the axial extent of which is greater is than the thickness of the flange 11. This allows the bolt guide 9 moved in the housing by a certain distance become.
  • Face 13 of the flange 11 is the free face the driving piston guide 4.
  • the inner opening 14 of the pin guide 9 is used for receiving and holder of the fastener 15, for example in Shape of a nail or bolt.
  • a Ring element 16 made of elastomer material, the outer diameter the inner diameter of the piston guide 4 approximately is the same and its inner diameter is slightly larger than that Outside diameter of the bolt part 8 of the driving piston 5 is.
  • the bolt guide 9 contains the material to be fastened on it 17 facing end continuing the bolt guide 9 Damping element 18, which is also a ring element made of an elastomer material and with the bolt guide 9 is firmly connected, for example by vulcanization on the face. This forms the pin guide 9 together with the damping element 18 a single component.
  • the device is operated as follows. After inserting the fastener 15 in the bolt guide 9, the device of the User pressed against the material to be fastened 17. This pressure is transferred to the bolt guide 9, the With the help of the flange 11 pushes the piston guide 4 into the device. This leads to a not to be described in more detail Way, the cartridge chamber 19 in the rear part of the driving piston guide 4 via the ready propellant powder cartridge, and the firing pin spring is tensioned. After triggering the trigger 3, the propellant charge is fired and the propelling piston 5 moved forward. The fastener 15 will thereby through the material 17 to be fastened into the Underground 20 driven.
  • the driving piston 5 runs on it as a piston brake acting ring element 16. This is compressed and expanded thereby radially on, so that it is relatively stationary in the piston guide 4 is axially fixed. The residual energy will thereby transferred to the piston guide 4 and possibly the housing 1. Due to the buffer stroke and a partial axial movement the piston guide 4 becomes part of the kinetic energy transferred to the pin guide 9. This residual energy of Bolt guide 9 is then received by the damping element 18.
  • Fig. 1 shows the axial position of the bolt guide 9 in one State in which you cannot fire. At the moment of firing, however, the pin guide 9 is shifted to the right, so that the damping element 18 within the front part of the housing. With axial loading of the damping element 18, this is also expanded radially, which leads to a jamming that also acts in the axial direction between the pin guide 9 and the housing 1 leads.
  • the damping element 18 arranged at the outer end of the pin guide 9 2 shows an embodiment of the bolt guide 9, in which the damping element 18 as a ring element 21 between two parts of the otherwise identical bolt guide 9 is arranged.
  • the ring element is 21 with its outer and inner dimensions on the bolt guide 9 matched.
  • Fig. 3 shows again a side view of the driving piston 5 with its shaft 8 in the same arrangement as in the Fig. 1. Also the ring element 16 acting as a piston brake Elastomeric material is in the same position as in FIG. 1 shown.
  • a sleeve 22 made of elastomer material around the shaft 8, especially made of rubber.
  • the sleeve 22 is designed to withstand axial compression is caused by the movement of the driving piston 5 in the space between the disk part 6 and the braking element 16 can deform elastically, with this deformation remains enclosed within a closed space. Due to the elastic deformation, it develops restoring forces, the driving piston 5 in the after the setting process Piston guide 4 again in its starting position shown in FIG. 1 lead back.
  • Fig. 4 shows a partial longitudinal section through another Embodiment. While in the embodiment according to FIG. 1 the piston guide 4 is slidably formed in the housing 1 is in the embodiment of FIG. 4 are one piece Housing 1 with a cylindrical interior formed piston guide 23 shown. For the production the housing 1 would have to be constructed from several parts, what but is not shown for reasons of simplification.
  • an inward one Flange 24 is present, which has a passage 25 for the shaft 8 of the driving piston 5.
  • the ring element Brake element 16 On the driving piston 5 facing Side of the flange 24 is the ring element Brake element 16 arranged. It can be in the piston guide 23 displaceable both with the driving piston 5 as well the flange 24 attached itself or just be attached. The The braking effect of this ring element 16 then happens simply by contacting the side surface of the flange 24.
  • the free end of the Housing 1 also provided with a damping element 26, which corresponds to the damping element 18 of the pin guide 9.
  • a flat plate 27 vulcanized from metal, for example.
  • Fig. 5 also shows a simplified embodiment, at the driving piston 5 via a sleeve-shaped one, for example Link 28 with a piston-shaped guide cylinder 29 connected is.
  • This guide piston 29 contains two diametrically arranged approaches 30, each through a housing slot 31 protrude outwards.
  • On the outside of the housing 1 lying areas of the lugs 30 is a spring 32, respectively Example made of elastomeric material, attached to each other end is connected to a housing-fixed extension 33.
  • the only indicated spring 32 is in this case as a tension spring educated.
  • the distance between the driving piston 5 and the Guide piston 29 is selected so that the drive piston 5 only reached the slot 31 at the end of its movement, so that only then the propellant gas can escape there.
  • Fig. 6 shows another embodiment in which the driving piston 5 on the side opposite the piston guide 23 is provided with a rod 34, at the end of which a piston-shaped Guide cylinder 35 is attached.
  • the rod 34 reaches through an opening in a transverse wall 36.
  • the transverse wall 36 delimits a cavity 37 in which both the braking element 16 and a return spring 38 are housed.
  • the Brake element 16 is immediately on in the example shown the transverse wall 36 arranged, while the return spring 38 in the remaining space is attached.
  • the guide piston moves to the left 35 with and leads to compression in the same way the return spring 38 and then to concern the Brake element 16, so that this then the drive piston 15 on Also decelerated at the end of his movement.
  • the braking element 16 can of course also in the front room according to Fig. 1, i.e. between The front of the piston and the pin guide must be arranged so that only the return spring is in the rear cavity 37 located.
  • the introduction takes place the propellant charge cartridge through radial openings 39, could also be done in a different way.
  • the embodiment 6 is particularly suitable for a cartridge feed by means of a rotary movement of the housing 1, which is similar due to the axial movement over a control curve as can be achieved with a ballpoint pen mechanism.
  • FIG. 7 shows schematically and in a ready-to-fire (cocked) state an embodiment in which, for example, the arrangement of FIG. 4 can be used.
  • the bolt-actuating device contains a two-part housing, consisting of a holding part 40 and a front housing part 41 which is axially displaceable relative thereto, which at the same time follows the piston guide 4 of the previous embodiment Fig. 1 corresponds.
  • the bolt guide 9 is arranged in the front housing part 41 and the piston guide 23 is formed.
  • a compression spring acting between a shoulder 42 of the mounting part and a shoulder 43 of the front part ensures that the housing front part 41 is in an extended state when it is not pressed against the ground.
  • the cartridge abutment is located in the holding part 40 44, on which the cartridge is pressed when pressing the front part of the housing 41 supports.
  • the indicated cartridges 45 are pressed into the cartridge bearing 45a at the end of the Front part 41 inserted to be fired there become.
  • the cartridge storage 44 is guided by a stamp 46, at its free end a pressure plate 47 is arranged. Between the pressure plate 47 and the end wall 48, the Limited interior space of the bracket 40 is another Damping element 49 arranged.
  • the damping element 49 is a relatively hard elastomer material, because when pressing the Front housing part 41 and / or the bolt guide 9 for tensioning of the device, the cartridge abutment 44 does not yield should.
  • the damping element 49 serves to dampen the at Recoil and thus relieves the Operator of the device.
  • Fig. 8 shows a similar device, now only the Differences are mentioned.
  • FIGS. 4 and 7 The existing in the embodiment of FIGS. 4 and 7 after internally directed flange 24 is here as a loose screw-in element 24 ', wherein the front housing part 41 consists of two parts that can be screwed together are constructed.
  • the piston skirt 8 extends in the embodiment according to FIG. 8 when pushed back only to about the outside of the Flange 24.
  • a second driving piston 51 arranged, the disc-shaped guide collar 52nd having.
  • the damping element 53 arranged, the second driving piston 51 on its guide collar 52 brakes. While in the previous embodiments two chronologically and spatially arranged one behind the other Damping occurs, namely the one for braking of the driving piston and on the other hand that of the resulting ones Axial movement of the entire moving system housing and / or bolt guide, are in the embodiment 8 three such attenuations connected in series, the braking of the driving piston 5 and the second drive piston 51 can also occur simultaneously.
  • the shaft 8 of the driving piston 5 can with the additional Driving piston 51 by a bayonet lock or a other facility connected.
  • FIG. 9 shows different possibilities for a return spring. While with the simplified 3 the return spring as one Sleeve made of rubber-elastic material was shown 9 as a return spring, a ring 54 made of elastomer material, which is claimed on train. Simply put, is a hook 55 is attached to the housing of the bolt-actuating device, connected to the driving piston 5 during a second hook 56 is. This could happen, for example, as in the Fig. 5 shown. When the driving piston 5 moves forward, 9 to the left, this ring is then subjected to tension.
  • the elastomer ring 54 could also be in the rear cavity 37 the embodiment of FIG. 6 may be arranged.
  • Fig. 10 shows a spring element 57, which is similar to the 3 around the shaft 8 of the driving piston 5 is arranged around. It is made up of a variety of individual Layers 58 constructed, each made of elastomer material exist and can be loose or connected. For example by gluing or vulcanizing. Through the Variety of loose or interconnected layers better dimensional stability can be achieved. Likewise it is possible that the layers of different material exist and / or the spring elements in conical or double conical shape.
  • FIGS. 11 and 12. 11 is again only to be understood schematically.
  • the element shown in Fig. 11 contains individual disks 59, the same diameter for better guidance like the driving piston 5 and form a kind of chamber. In between are the actual spring elements, the Elastomer rings 60.
  • the elastomer rings 60 can also be arranged in shallow depressions, or it 59 small projections could be provided on the surfaces of the disks to be the one when the device is compressed Complete flat pressing (block setting) of the elastomer rings 60 to prevent.
  • the cross section round elastomer rings 60 could also rings 61 with other Cross-section and other material.
  • This element can be found in the working area in front of the driving piston 5 and behind in the cavity as in the embodiment 6 may be arranged.
  • a bolt-driving tool of the design according to the invention can be easily provided with a nail magazine on the front, so that an automatic and quick setting of the Fasteners is guaranteed.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Braking Arrangements (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Diaphragms And Bellows (AREA)
  • Fluid-Damping Devices (AREA)
  • Braking Systems And Boosters (AREA)
  • Forging (AREA)
  • Vehicle Body Suspensions (AREA)
  • Vibration Dampers (AREA)
  • Dowels (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Surgical Instruments (AREA)

Claims (24)

  1. Pistolet à scellement de boulons comprenant
    1.1 un coffret (1) présentant une poignée (2)
    1.2 un piston de propulsion (5) disposé dans le coffret (1),
    1.2.1 qui scelle un moyen de fixation (15) par une charge propulsive (explosion),
    1.3 un guide-boulon (9) qui
    1.3.1 loge l'élément de fixation à sceller (15) avant et/ou pendant la procédure de scellement et le guide au moins partiellement,
    1.4 ainsi qu'un élément amortisseur (18)
    1.4.1 qui est déformable élastiquement et
    1.4.2 qui est relié à la surface avant (10) du coffret et/ou au guide-boulon (9), respectivement qui forme une partie de ce dernier, caractérisé en ce que le coffret est assemblé à partir d'une partie support (40) qui présente la poignée (2) et une seconde partie de coffret (41) présentant le guide-boulon (9), le piston (5) et le guide-piston (23) et qui est maintenue de manière mobile axialement par rapport à la partie de support (40), un élément amortisseur de choc de retour (49) étant prévu entre les deux parties (40, 41).
  2. Pistolet à scellement de boulons comprenant
    2.1 un coffret (1),
    2.2 un piston de propulsion (5) disposé dans le coffret (1),
    2.2.1 qui scelle un moyen de fixation (15) par une charge propulsive (explosion),
    2.3 un guide-boulon (9) qui
    2.3.1 loge l'élément de fixation (15) à sceller avant et/ou pendant la procédure de scellement et le guide au moins partiellement,
    2.4 ainsi qu'un élément amortisseur (18)
    2.4.1 qui est déformable élastiquement et
    2.4.2 qui est relié à la surface avant (10) du coffret et/ou au guide-boulon (9), respectivement qui forme une partie de ce dernier, caractérisé par un élément formant frein (16) pour freiner le piston de propulsion (5) par rapport au coffret (1) à la fin du mouvement de poussée du piston de propulsion (5).
  3. Pistolet à scellement de boulons comprenant
    3.1 un coffret (1),
    3.2 un piston de propulsion (5) disposé dans le coffret (1),
    3.2.1 qui scelle un moyen de fixation (15) par une charge propulsive (explosion),
    3.3 un guide-boulon (9) qui
    3.3.1 loge l'élément de fixation (15) à sceller avant et/ou pendant la procédure de scellement et le guide au moins partiellement,
    3.4 ainsi qu'un élément amortisseur (18)
    3.4.1 qui est déformable élastiquement et
    3.4.2 qui est relié à la surface avant (10) du coffret et/ou au guide-boulon (9), respectivement qui forme une partie de ce dernier, caractérisé par un ressort en matériau élastiquement déformable, en particulier en élastomère pour repousser le piston de propulsion (5) après la procèdure de scellement, le cas échéant le ressort ayant la forme d'un manchon (22) qui entoure une tige (8) du piston de propulsion (5) et en particulier qui est formé comme un soufflet.
  4. Pistolet à scellement de boulons selon la revendication 1 ou 3, comprenant un élément formant frein (16) pour freiner le piston de propulsion (5) par rapport au coffret (1) à la fin du mouvement de poussée du piston de propulsion (5).
  5. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'élément amortisseur (18) est relié avec l'extrémité avant du guide-boulon (9) et/ou il est prévu de l'insérer en tant qu'élément annulaire (21) entre les deux parties annulaires formant le guide-boulon (9) et de le relier à ces dernières.
  6. Pistolet à scellement de boulons selon l'une des revendications précédentes où le guide-boulons (9), auquel est relié l'élément amortisseur (18), est mobile axialement.
  7. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'élément amortisseur (18) s'élargit radialement sous un impact axial.
  8. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'élément amortisseur (18) est réalisé dans un élastomère.
  9. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'élément amortisseur (18) est collé ou vulcanisé.
  10. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'élément amortisseur (18) est disposé par sa face exertene radiale en regard d'une paroi cylindrique du boítier (1), la face externe radiale de l'élément amortisseur (18) présentant une faible distance radiale ou pas du tout par rapport à la paroi cylindrique du coffret (1).
  11. Pistolet à scellement de boulons selon l'une des revendications précédentes où le guide-boulon (9) se compose du moins partiellement de bois pressé modifié en résine synthétique.
  12. Pistolet à scellement de boulons selon l'une des revendications précédentes où l'extrémité libre de l'élément amortisseur (18) relié au guide-boulon (9) présente une fine bague (27) en matériau non expansible.
  13. Pistolet à scellement de boulons selon l'une des revendications précédentes où un coffret (1) avec un guide-piston (23) présente une bride (24) dirigée vers l'intérieur pour l'application de l'élément de freinage (16).
  14. Pistolet à scellement de boulons selon l'une des revendications 2 à 13, où le coffret est assemblé à partir d'une partie support (40) présentant la poignée (2) et une seconde partie de coffret (41) qui présente le guide-boulon (9), le piston (5) et le guide-piston (23), et qui est maintenue de manière mobile axialement par rappport à la partie de support (40), un élément amortisseur de choc de retour (49) étant prévu entre les deux parties (40, 41).
  15. Pistolet à scellement de boulons selon l'une des revendications 1, 2 et 4 à 14, avec ressort en matériau élastiquement déformable, en particulier en élastomère pour repousser le piston de propulsion (5) après la procèdure de scellement, le cas échéant le ressort ayant la forme d'un manchon (22) qui entoure une tige (8) du piston de propulsion (5) et en particulier qui est formé comme un soufflet.
  16. Pistolet à scellement de boulons selon l'une des revendications 3 à 15 où le ressort est disposé dans l'espace entre le guide-boulon (9) et le piston de propulsion (5) et/ou où le piston de propulsion (5) présente un allongement arrière contre lequel vient s'appliquer le ressort.
  17. Pistolet à scellement de boulons selon l'une des revendications 3 à 16 où le ressort est un ressort de pression.
  18. Pistolet à scellement de boulons selon l'une des revendications 3 à 17 où le piston (5) présente des saillies (30) latérales s'engageant dans le coffret (1) par des fentes (31), saillies sur lesquelles viennent s'appliquer les ressorts (32) conçus comme des ressorts de traction.
  19. Pistolet à scellement de boulons selon la revendication 18 où le ressort de traction (32) a la forme d'une bague en élastomère (54).
  20. Pistolet à scellement de boulons selon l'une des revendications 3 à 17 où le ressort (57) se compose de couches (58) détachées ou reliées entre elles qui se composent le cas échéant de différents matériaux, en particulier en alternance de matériau plus dur et de matériau plus mou, de préférence le matériau plus dur (59) formant l'élément de freinage (16) pour le piston de propulsion (5) et le matériau plus mou (60, 61) le ressort de rappel.
  21. Pistolet à scellement de boulons selon la revendication 20 où les couches dures (59) sont formées par des rondelles munies de petites saillies qui forment une cavité pour les bagues molles en élastomère au moment de la compression.
  22. Pistolet à scellement de boulons selon la revendication 20 ou 21 où les couches dures (59) forment un bloc massif au moment de la compression et l'énergie appliquée par le piston de propulsion (5) est transmise à un élément de freinage (16) placé avant.
  23. Pistolet à scellement de boulons selon l'une des revendications 4 à 22, où le ressort de retour (57) et l'élément de freinage (16) constituent une unité de construction.
  24. Pistolet à scellement de boulons selon l'une des revendications précédentes où sur la face avant du coffret (1), il est ménagé une réserve à clous qui est reliée par sa surface d'appui à un élément amortisseur (18).
EP96103717A 1995-03-17 1996-03-09 Outil de scellement de chevilles Expired - Lifetime EP0732178B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP99124281A EP0995552B1 (fr) 1995-03-17 1996-03-09 Appareil de scellement de chevilles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19509763 1995-03-17
DE19509763A DE19509763A1 (de) 1995-03-17 1995-03-17 Bolzensetzgerät

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP99124281A Division EP0995552B1 (fr) 1995-03-17 1996-03-09 Appareil de scellement de chevilles

Publications (2)

Publication Number Publication Date
EP0732178A1 EP0732178A1 (fr) 1996-09-18
EP0732178B1 true EP0732178B1 (fr) 2000-06-07

Family

ID=7756986

Family Applications (2)

Application Number Title Priority Date Filing Date
EP99124281A Expired - Lifetime EP0995552B1 (fr) 1995-03-17 1996-03-09 Appareil de scellement de chevilles
EP96103717A Expired - Lifetime EP0732178B1 (fr) 1995-03-17 1996-03-09 Outil de scellement de chevilles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP99124281A Expired - Lifetime EP0995552B1 (fr) 1995-03-17 1996-03-09 Appareil de scellement de chevilles

Country Status (7)

Country Link
EP (2) EP0995552B1 (fr)
AT (2) ATE193668T1 (fr)
DE (3) DE19509763A1 (fr)
DK (1) DK0732178T3 (fr)
ES (2) ES2149396T3 (fr)
GR (1) GR3033960T3 (fr)
PT (1) PT732178E (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635312A1 (de) * 1996-09-02 1998-03-05 Hilti Ag Setzgerät
DE19638341A1 (de) * 1996-09-19 1998-03-26 Adolf Wuerth Gmbh & Co Kg Bolzenschubgerät und Feder dafür
DE19648535B4 (de) * 1996-11-24 2006-05-11 Gerd Dr.-Ing. Kellner Vorrichtung zum Setzen von Bolzen
DE19722795A1 (de) * 1997-05-30 1998-12-03 Hilti Ag Setzgerät
DE19800847A1 (de) * 1997-12-04 1999-06-17 Gerd Dr Ing Kellner Gerät zum Setzen eines Befestigungselementes in einen Setzuntergrund und Verwendung des Gerätes
DE19755730A1 (de) * 1997-12-15 1999-06-17 Hilti Ag Bolzensetzgerät
PL185374B1 (pl) * 1998-01-19 2003-04-30 Lagodzinska Boguslawa Samorepetujący osadzak wybuchowy
DE19824389A1 (de) * 1998-05-30 1999-12-02 Adolf Wuerth Gmbh & Co Kg Bolzenschubgerät
DE10251307B4 (de) * 2002-11-04 2014-04-10 Hilti Aktiengesellschaft Brennkraftbetriebenes Setzgerät
DE10358576A1 (de) * 2003-12-15 2005-07-28 Hilti Ag Brennkraftbetriebenes Setzgerät
DE102008000909A1 (de) 2008-04-01 2009-10-08 Hilti Aktiengesellschaft Brennkraftbetriebenes Setzgerät
GB0810678D0 (en) * 2008-06-11 2008-07-16 Black & Decker Inc Resilient stop assembly for impact tool
WO2023135041A1 (fr) * 2022-01-14 2023-07-20 Fischerwerke Gmbh & Co. Kg Cloueur à poudre pour enfoncer un élément de fixation dans un support

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FR1600417A (fr) * 1968-08-05 1970-07-27
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DE7622745U1 (de) * 1976-07-19 1978-04-27 Hilti Ag, Schaan (Liechtenstein) Pulverkraftbetriebenes bolzensetzgeraet mit einer abfangvorrichtung fuer den treibkolben
DE2727639A1 (de) * 1977-06-20 1979-01-04 Hilti Ag Pulverkraftbetriebenes bolzensetzgeraet
DE2850273A1 (de) * 1978-11-20 1980-05-29 Hilti Ag Pulverkraftbetriebenes bolzensetzgeraet
US4442757A (en) * 1981-08-24 1984-04-17 Baker Cac, Inc. Fluid pressure actuator having bias element immersed in non-corrosive environment
AU548929B2 (en) * 1982-07-27 1986-01-09 Gareth J. Smith Dimpling fastener driving tool
FR2608493B1 (fr) * 1986-12-23 1994-09-02 Prospection & Inventions Appareil de scellement a tir indirect
DE3702364A1 (de) * 1987-01-28 1988-08-04 Mo N Proizv Ob Mekh Handwerkzeug zum einschlagen von befestigungselementen
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US5205457A (en) * 1992-01-06 1993-04-27 Blomquist Jr Roy A Driving tool and method

Also Published As

Publication number Publication date
DE19509763A1 (de) 1996-09-19
DE59605376D1 (de) 2000-07-13
EP0995552A2 (fr) 2000-04-26
PT732178E (pt) 2000-09-29
ES2149396T3 (es) 2000-11-01
DE59611428D1 (de) 2007-06-14
ATE361179T1 (de) 2007-05-15
GR3033960T3 (en) 2000-11-30
EP0995552A3 (fr) 2000-11-08
DK0732178T3 (da) 2000-10-30
EP0995552B1 (fr) 2007-05-02
EP0732178A1 (fr) 1996-09-18
ES2284233T3 (es) 2007-11-01
ATE193668T1 (de) 2000-06-15

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