WO2009003297A1 - Bâton réglable en longueur et dispositif de serrage approprié - Google Patents

Bâton réglable en longueur et dispositif de serrage approprié Download PDF

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Publication number
WO2009003297A1
WO2009003297A1 PCT/CH2008/000282 CH2008000282W WO2009003297A1 WO 2009003297 A1 WO2009003297 A1 WO 2009003297A1 CH 2008000282 W CH2008000282 W CH 2008000282W WO 2009003297 A1 WO2009003297 A1 WO 2009003297A1
Authority
WO
WIPO (PCT)
Prior art keywords
clamping
clamping device
sleeve
recess
clamping element
Prior art date
Application number
PCT/CH2008/000282
Other languages
German (de)
English (en)
Inventor
Klaus Lenhart
Eberhard Heim
Original Assignee
Lekisport Ag
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 Lekisport Ag filed Critical Lekisport Ag
Priority to EP08757275A priority Critical patent/EP2160515A1/fr
Publication of WO2009003297A1 publication Critical patent/WO2009003297A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
    • A45B9/00—Details
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C11/00—Accessories for skiing or snowboarding
    • A63C11/22—Ski-sticks
    • A63C11/221—Ski-sticks telescopic, e.g. for varying the length or for damping shocks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/10—Telescoping systems
    • F16B7/14—Telescoping systems locking in intermediate non-discrete positions
    • F16B7/1454—Telescoping systems locking in intermediate non-discrete positions with a clamp locking the telescoping members by swinging a handle provided with a locking cam
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
    • A45B9/00—Details
    • A45B2009/005—Shafts
    • A45B2009/007—Shafts of adjustable length, e.g. telescopic shafts

Definitions

  • the present invention relates to a length-adjustable floor, in particular for use as a walking stick, trekking pole, Nordic walking pole, cross-country ski pole or ski pole, and a clamping device for determining the relative position of pipe sections of such a stick.
  • PRIOR ART Mechanisms have been developed for variably configuring a walking pole, trekking pole, Nordic walking pole, cross-country pole or ski pole in their length, which allow two pipe sections forming the floor to be differently adjusted in their axial position as required.
  • two pipe sections are generally used, which have a different diameter, so that the one pipe can be inserted into the other for adjustment.
  • DE 69401765 describes a device in which a sleeve and a clamping lever is arranged around a slotted tube, and in which the clamping lever with a arranged on the sleeve
  • Outer tube on, the outer tube has a slot, and the clamping device presses in other words, the outer tube to the inner tube.
  • EP 1217224 Another device, which is arranged outside, is known from EP 1217224.
  • a clamping lever is also arranged, which here but in a tilting movement about an axis perpendicular to the floor axis can be folded, and which is somewhat forked.
  • the invention is therefore in particular the object of proposing an improved clamping device in particular for a floor (walking stick, trekking pole, Nordic walking pole, cross-country ski pole or ski pole), which is a clamping device, which is arranged on the outside. It is therefore about the improvement of a clamping device for a walking stick, trekking pole, Nordic walking pole, cross country pole or ski pole, as well as possibly for other telescopic objects from other fields of technology such as tripods, lamp stands, garden tools, tools, etc. for releasable axial fixing an insertable into an opening of the clamping device pipe section, wherein the clamping device comprises a sleeve, which surrounds the pipe section at least in an axial section and clamps in the closed state.
  • the sleeve has at least in the region encompassing the pipe section an axial, the circumference of the sleeve in this area variable-making slot and formed in the remaining axial region is substantially encircling.
  • an outer tube is supported in this peripheral area in such a manner that the slotted area is located outside the outer tube, or the peripheral area may also be formed on or attached to a pole grip.
  • the object is preferably achieved in that on the cuff on both sides of this slot in each case a clamping projection is arranged, which is encompassed by a recess having a clamping element, and upon displacement or rotation of the clamping element to respectively
  • the clamping projections are preferably arranged directly adjacent to the slot.
  • the clamping projections project outwardly substantially radially with respect to the axis of the pole.
  • the clamping projections further have at least in the attack region of the clamping element via a groove and / or an undercut, behind respectively in which the clamping element engages.
  • the clamping element can for this purpose in turn have a comb or a corresponding undercut.
  • a further embodiment is characterized in that the clamping element has an eccentric recess, particularly preferably in the form of a substantially elliptical oblong hole, for receiving the clamping projections.
  • the clamping projections in turn are in their engaged area in the open state not circularly cylindrical but spaced from each other, so that when the clamping member for fixing the clamping device is rotated about an axis substantially perpendicular to the pole axis, preferably at an angle in the range of 30-180 °, particularly preferably at an angle of 90 °, the Cuff is pressed in the slotted area against the inner tube.
  • the clamping element may have a preferably one-sided, or even two-sided (analogous to a wing nut), the clamping element extending away from the recess extension, wherein the long main axis of the recess extends substantially in the direction of the extension.
  • This extension can be made in the sense of a lever arm for fixing the clamping device.
  • the clamping element may have an extension, wherein the extension in the open state of the clamping device projects substantially perpendicular to the pole axis and tangential to the sleeve, and wherein the extension is arranged in the closed state of the clamping device substantially parallel to the pole axis and substantially adjacent to the sleeve is.
  • the sleeve usually has a substantially cylindrical or polygonal outer surface (optionally additionally ribbed or the like). At least the extension of the clamping element can then have on the inside facing the sleeve a concave, adapted to the outer surface of the sleeve in the closed state of the clamping device recess.
  • the clamping element locked to some extent when moving into the position parallel to the pole axis by snapping onto the surface of the sleeve.
  • the clamping element on the inner side facing the sleeve in the region of the recess has a concave, adapted to the outer surface of the sleeve in the open state of the clamping device recess. This embodiment also leads to a self-locking effect here now in the open position.
  • Such a clamping device may generally also have a clamping element which has two arms, which are aligned on two sides of the sleeve. Accordingly, such a clamping device may have a clamping element, which is a preferably one-sided, the clamping element away from the recess extending extension, wherein the long major axis of the recess extends substantially in the direction of the extension.
  • the extension now also has at the side facing away from the recess, in particular at the free end of the extension, via a bridge (that is, an element connecting the two arms normally perpendicular to the arms), with which they are connected to a second arm or with this is even integrally formed.
  • This second arm in turn has a recess into which engages a substantially coaxial with the clamping projections on the cuff stub axle, that is, this two-armed lever is on the one side of the stick and the sleeve at the two clamping projections in angled and on the opposite Side on the mentioned stub axle.
  • the clamping element in the closed state does not protrude far beyond the outer contour of the entire sleeve, it proves to be advantageous if the bridging over one of the rounding or outer contour of the stick (in the case that the clamping element in the closed state axially over the sleeve protrudes) and / or the sleeve (in the event that the clamping element is shorter than the underlying height of the sleeve) has adapted inside, which is arranged in the closed state of the clamping device to the stick or to the cuff fitting.
  • the two sides of the lever or this adapted inside can now, as they embrace the stick or the cuff, also used to engage in the closed position.
  • this inner side respectively the two arms of the lever on the side facing away from the axes at the free ends of the stick respectively the cuff is designed embracing such that the clamping element in the closed state by this encompassing substantially snaps in self-latching respectively can not be lifted from the closed position without increased effort.
  • the stub axle is formed as a simple pivot point and the recess in the second arm is formed substantially as a circular recess.
  • the clamping element is with the two Arms on this second stub axle, so to speak, better fixed in its rotation and can only be rotated in a range of less than 180 ° (no overtightening possible).
  • this second stub axle in turn as a somewhat opposite second clamp.
  • the clamping device can be designed accordingly so that the sleeve on the opposite side of the slot has a second analog slot, and that is formed on the sleeve on both sides of this second slot of the stub axle in the form of two clamping projections, which of the Recess of the second arm are encompassed.
  • the two slots, the two-sided clamping projections and also preferably the clamping element (with its two arms and the bridging) with respect to a mirror plane which is perpendicular to the axis of the clamping projections and the axis of the Stockes is arranged including, are formed substantially mirror-symmetrical.
  • the entire sleeve is mirror-symmetrical in this sense.
  • a further preferred embodiment of the clamping device is characterized in that the recess and / or the clamping projections are formed such that the clamping element snaps self-latching in the closed and / or open state, for which purpose the recess and / or the clamping projections preferably over corresponding flattened areas or surveys and corresponding depressions.
  • the two clamping projections in the closed state of the clamping device at substantially completely pressed together slot in the area encompassed by the clamping element has a substantially circular cylindrical outer surface.
  • the clamping element can either be, as described above, be folded by a rotation about an axis perpendicular to the axis of the pole. Alternatively it is possible set the clamping element in a sliding movement substantially parallel to the direction of the pole axis.
  • a further other embodiment of the present invention is accordingly characterized in that the clamping element has a recess tapering along a longitudinal direction of the clamping element, and in that the clamping device is displaced by a displacement of the clamping element, in particular in a direction parallel to the axis of the pole along the longitudinal direction of the recess. is determined.
  • the clamping projections it is possible for the clamping projections to have an inclination adapted to the present shape of the recess in the region in which the clamping element bears on displacement.
  • the recess is a substantially V-shaped recess, and accordingly the outside of the clamping projections is likewise designed to be V-shaped at substantially the same angle.
  • a securing device can be provided on the clamping element and / or on the sleeve, with which the position of the
  • Clamping element can be set in the open and / or closed position. It may be a safety lever, which is addressed via an axis on the clamping element, and which can be pivoted in the closed position in the exposed area of the recess. As a result, the exposed area of the recess is blocked and the clamping element can not be moved.
  • Yet another third embodiment of the invention is characterized in that at one of the two clamping projections a clamping lever is angeeachst a substantially parallel to the axis of the pole axis, wherein in this clamping lever, the clamping element is offset from the axis to the outside, and that the clamping lever fixing the clamping device can be brought into a position in which the axis comes to lie radially outside the clamping element.
  • the cuff can at least partially be made of plastic and / or the clamping element consists of plastic or is designed in the form of a preferably circumferential metal strap. Also multi-component designs are possible, and it is for example possible to provide on the inside of the sleeve in the slotted area additionally a coating which increases the frictional engagement.
  • the slot can be designed to be open in the direction facing the pipe section, whereby preferably in the region facing away from the pipe section, the slot preferably has circumferential extensions on both sides in order to facilitate the clamping.
  • axially extending longitudinal grooves can also be provided on the inside of the sleeve, for example on two opposite sides, also to facilitate the clamping, but in such longitudinal grooves also strips of the frictional engagement can be provided be inserted increasing materials.
  • the axial slot in the open state has a width in the range of 1-5 mm, preferably in the range of 1.5-2.5 millimeters, and / or an axial length in the range of 0.5-3 cm, particularly preferably 0.8-1.5 Centimeter. This with the typical pipe diameters in this range of 10-20 mm, in particular 12-16 mm.
  • the clamping device can be integrally formed on or connected to a pole grip. In this case, either the pole grip can be fixed at different axial positions, or it is possible to fix different pole handles on a pole.
  • the clamping device is provided on the side facing away from the pipe section for receiving a second pipe section with a larger diameter.
  • the present invention relates to a stick, in particular walking stick, trekking pole, Nordic walking pole, cross-country ski pole or ski pole with a clamping device, as described above, particularly preferably to Length adjustment of at least two pipe sections or three or even four pipe sections.
  • Such a pole is preferably characterized in that, in addition to the clamping device, a clamping device arranged on the inside of the tube sections is provided with at least one expansion element.
  • the proposed clamping device can be used in combination, for example with a clamping device, as described and claimed in EP 1450906.
  • the additional external clamping device can prevent that the internal clamping device dissolves for example when touring by itself.
  • Fig. 1 different views of a clamping device according to a first embodiment in the open position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from behind, in e) a view from above, in f) a
  • FIG. 2 different views of a clamping device according to the first embodiment in the closed position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from behind, in e) a view from above, in f) a view from below, in g) a section along the line DD in Figure 2 a), in h) a section along the line EE in Figure 2 c), and in i) Section corresponding to the line FF in Figure 2a) is shown;
  • FIG. 3 different views of a clamping device according to a second embodiment in the open position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from behind, in e) a view from above, in f) a
  • FIG. 4 different views of a clamping device according to a second embodiment in the closed position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from behind, in e) a view from above, in f) a view from below, in g) a section along the line CC in Figure 4 a), in h) a perspective view, and in i) a section along the line DD in Figure 4a) is shown;
  • FIG. 5 different views of a clamping device according to a third exemplary embodiment in the open position obliquely from below (a), in the closed position from above (b) and in the closed position from below (c);
  • FIG. 6 different views of a clamping device according to a fourth embodiment in the open position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from behind, in e) a view from above, in f) a view from below, in g) a section along the line AA in Figure 6 a), in h) a section along the line BB in Figure 6c), and in i) a section along the line CC in Figure 6a) is shown;
  • FIG. 7 shows different views of a clamping device according to the fourth embodiment in the closed position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a view from the rear, in e) a view from above, in f) a view from below, in g) a section along the line DD in Figure 7 a), in h) a section corresponding to the line EE in Figure 7 c), and in i) a section along the line FF in Figure 7a) is shown; and FIG.
  • FIG. 8 shows different views of a clamping device according to a fifth exemplary embodiment in the open position, wherein in a) a view from the front, in b) a view from a first side, in c) a view from the other side, in d) a View from the back, in e) a view from above, in f) a view from below, in g) a section along the line AA in Figure 8 a), in h) a perspective view, and in i) a section corresponding to Line CC in Figure 8a) is shown;
  • FIGS. 1 and 2 show a first exemplary embodiment, the clamping device being shown in the open state in FIG. 1 and in the closed state in FIG. 2. Under open is to be understood in each case that the
  • Clamping device is in a state in which the internally guided pipe 4 with respect to the sleeve 2 can be moved substantially axially freely. Under closed is to be understood that this tube 4 is fixed relative to the sleeve substantially in the axial direction.
  • the clamping device 1 comprises a sleeve 2, in which an outer tube 7 is fixed.
  • the outer tube is inserted into the cuff 2 to a paragraph 13 or stop, and can be attached to the cuff either by pure adhesion or even using an adhesive or the like be.
  • an inner tube 4 is inserted in principle movable and displaceable.
  • the clamping device 1 serves for the axial fixing of the relative position of the two tubes 4 and 7.
  • the clamping device 1 in the region projecting beyond the outer tube has a region in which an axial slot 5 is provided.
  • the axial slot 5 can, as shown in Figure Ia), also still something in the area protrude, in which the outer tube 7 is mounted.
  • the slot is open on the side facing the inner tube 4, that is, there is an open end 9 of this slot 5.
  • a clamping projection 8 is now arranged in each case.
  • the two clamping projections are substantially directly adjacent to the slot 5 and face each other.
  • the two clamping projections 8a, 8b are in the radial direction with respect to the pole axis 6 of the sleeve and are integrally formed with the sleeve 2. They are each formed semicircular cylindrical, these two semicircles are spaced apart by the slot 5 from each other. Furthermore, the two clamping projections have a groove respectively. an undercut 15, so that an additionally provided clamping element 3 in this groove, respectively. behind this undercut 15 is caught.
  • the clamping element 3 has a recess 12, which as a slot respectively. is designed as an ellipse. Furthermore, the clamping element 3 has an extension 10, which is formed in this case only on one side. By this extension 10, the clamping element 3 is elongated.
  • the long main axis of the recess 12 is arranged parallel to this longitudinal direction.
  • the recess 12 surrounds the two clamping projections 8.
  • the clamping element 3 has in the region of the projection 10 on its side facing the sleeve 2 on a concave configuration, as shown by the reference numeral 11 in particular in Figure Ib).
  • this concave formation 11 is continued only in the central region, as can be seen in FIG. 1 c).
  • the clamping element 3 In the area of the recess 12, the clamping element 3 but now has a to concave configuration 11 to some extent vertically arranged concave inner contour 16, which, for example, in Figure If) and Figure 2b) and c) can be seen.
  • the two concave configurations 11 and 16 ensure that the clamping element 3 is fixed in the open position (FIG. 1) by a flush-fitting connection of the contour 16 to the cylindrical outer surface of the sleeve 2, and in the closed position (FIG on the outside of the sleeve 2 fitting inner contour 11th
  • the clamping element 3 In the open position, as shown in Figure 1, the clamping element 3 is arranged substantially with its longitudinal axis perpendicular to the floor axis 6. Since the recess 12 has its maximum extent in this case also perpendicular to the pole axis 6, the two clamping projections 8a and 8b are widely spaced and the slot 5 is open. The upper portion of the sleeve 2 is correspondingly in the relaxed state and the inner tube 4 can be moved in this sleeve and thus in the outer tube 7. The clamping element 3 is trapped by the inner contour 16 in this position.
  • the expansion mobility of the region of the sleeve 2 clamping the inner tube 4 can be additionally increased by arranging longitudinal grooves 14 extending in the axial direction in these regions.
  • material strips may be inserted in these longitudinal grooves (for example rubber or the like), which increase the frictional engagement between the inner tube 4 and this section of the sleeve 2.
  • a second embodiment of the present invention is shown in the two Figures 3 (open state) and 4 (closed state) in different views.
  • the clamping element 3 has a likewise elongated
  • Recess 12 in its lower portion shown in Figure 3 a) over a large width perpendicular to the floor axis 6 and in the upper area over a smaller width.
  • the two lateral flanks of this recess 12 are linear.
  • clamping projections 8a and 8b are formed. These have namely on the outside over one of these inclination of the recess corresponding downwardly open V-shape.
  • the clamping element 3 is with a comb 21 (see Figure 3i) and Figure 4i)) behind an undercut, respectively. guided in a lateral groove of the respective clamping projection 8a / 8b and caught apart from the Axialverschiebrete.
  • the clamping device according to this second embodiment has a securing device 18. This is in the form of a safety lever which is movably mounted on the clamping element 3 via an axis 19 is formed.
  • the clamping element 3 In the open position shown in Figure 3, the clamping element 3 is displaced a maximum with respect to the sleeve 2, that is arranged above. Here lies the Recess 12 with its maximum width at the two clamping projections 8a / 8b, and the upper part of the sleeve is relaxed and thus the slot 5 open. In this position, the inner tube is substantially free in the sleeve 2 resp. be moved in the outer tube 7.
  • the safety lever 18 is folded outwards.
  • the clamping element 3 is displaced downwards in the axial direction, essentially until the clamping projections rest against the upper edge of the recess 12 or the clamping element 3 rests against the lower stop 17. This situation is shown in FIG. 4a).
  • the securing lever 18 can be folded inward, that is to say to the stick, at least partially into the lower, now exposed region of the recess 12 sunk. As a result of the fact that now the inner portion of the safety lever 18 comes to lie in the recess 12, the clamping element 3 can not be moved upwards.
  • the safety lever 18 must first be folded outwards about the axis 19, for example by 90 °, so that the lower region of the recess is exposed, and then the clamping element 3 be pushed back up into the position shown in Figure 3 a).
  • FIG. 5 A third embodiment is shown in FIG. Based on this embodiment of Figure 5 is to be explained in addition that the clamping device can be used either in connection with a telescopic stick as shown in Figures 1 to 4, use, or in direct combination with a stick handle 22. So you can For example, be used to attach a pole grip on a pole tube 4 or set the pole handle in different positions with respect to the tube 4.
  • the pole grip can have, for example, an opening for the tube 4 on the upper side, so that the handle 22 can travel on the tube 4. This is when touring on steep flanks, for example, very convenient.
  • the embodiment according to FIG. 5 likewise has a slotted sleeve 2, and here too the slot 5 extends parallel to the longitudinal axis of the pole.
  • the clamping element 3 is now in the form of a metallic bracket, which is trapped on one side in a groove 25 of a first clamping projection 8. Instead of a groove of the clamp can be completely caught there in a hole.
  • a clamping lever 23 is now rotatably arranged about an axis 24 in this embodiment.
  • the clamping element 3 is rotatably mounted in an opening (Durchgangsöffhung or blind hole on both sides).
  • the lever 23 In the open position shown in Figure 5a), the lever 23 is folded away from the pipe and according to the slot 5 is substantially open. In this position, the tube 4 can be moved within the stick handle 22 or removed therefrom.
  • the lever 23 can now forward to the pole tube resp. be folded over to the local area of the cuff, so that the closed position shown in Figures 5b) and c) is achieved.
  • the lever 23 preferably has a shape adapted to the outer curvature of the sleeve. The lever 23 snaps into the closed position, because preferably the axis 24 is arranged so far away from the tube 4, that the clamping element 3 in the closed state, as can be seen in Figure 5c), below this axis 24 comes to rest ,
  • FIG. 6 shows a fourth exemplary embodiment in which the clamping element 3 has the extension 10 already mentioned in connection with FIG.
  • the clamping projections 8 arranged opposite end of a bridge, which is transverse to the pole axis, and which is connected on the other side of the sleeve with a second arm 27, which then extends parallel to the extension 10 and, for example to some extent is formed mirror-symmetrically.
  • Arranged on the other side of the sleeve 2 now has this second arm 27 via a hole which is arranged coaxially to the recess 12.
  • this two-armed clamping lever now from an open position, as shown in particular in Figure 6a), by a pivoting clockwise about 90 ° in the closed position as shown in particular in Figure 7a), are pivoted, in which case, quite analogous to Mechanism according to Figures 1 and 2, takes place through the slot 12 a clamping of the sleeve.
  • the advantage of this two-armed embodiment is that here the clamping lever 3 can not be rotated 360 °, but rather can be pivoted essentially only from the open position shown in FIG. 6a) to the closed position shown in FIG. 7a).
  • the bridging on the inner side facing the cuff 2 in the closed state has an inner curve 30 adapted to the shape of the rod 7, which, as shown in FIG 7 can be detected, hugs the outer surface of the stick 7 in the closed state.
  • both the extension 10 and the second arm 27 have a longitudinal projection 33, which is formed for additional stabilization on the inside and the side facing away from the floor in the closed state.
  • the rounded inner side 30 has a peripheral profile which encompasses the pole over more than 180 ° (eg 200 ° -240 °), as shown in FIG. 7f). As a result, this inside 30 snaps around the outer surface of the stick for reaching the closed position and leads to the said automatic latching in the closed state.
  • this effect can be reinforced or alternatively made available by the clamping projections 8a resp. 8b via lateral, substantially parallel to the axis of the pole 6 extending flats having, which come to lie substantially parallel to corresponding flattening in the recess 12 in the closed state.
  • the clamping projections 8a resp. 8b via lateral, substantially parallel to the axis of the pole 6 extending flats having, which come to lie substantially parallel to corresponding flattening in the recess 12 in the closed state.
  • a particularly effective clamping can be achieved according to the embodiment shown in Figure 8 (fifth embodiment) by an equally two-armed trained clamping lever is now not on the second side angeachst a stub axle 28, but rather on this second side has a second clamping device as has been described in detail above in connection with the first embodiment.
  • clamping projections 8a, 8b are respectively on both sides. here just 34a and 34b arranged, and both the first arm 10 and the second arm 27 have slot-like recesses 12 respectively. 12 '.
  • the sleeve also has not only on the side of the first clamping projections 8a, 8b via a slot 5, but on the opposite side via a second slot 5 '.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)

Abstract

L'invention concerne un dispositif de serrage (1) pour un bâton de randonnée, un bâton de trekking, de marche nordique, de ski de fond ou de ski alpin, pour la fixation axiale desserrable d'une section tubulaire (4) pouvant être enfoncée dans une ouverture du dispositif de serrage. Le dispositif de serrage comprend en l'occurrence un manchon (2) qui vient enserrer la section tubulaire (4) au moins dans un segment axial et qui le maintient à l'état fermé. La construction proposée est caractérisée en ce que le manchon (2) présente au moins dans la zone entourant la section tubulaire (4), une fente axiale (5) qui permet de faire varier dans cette zone la circonférence du manchon, et est réalisée sensiblement sous forme circonférentielle continue dans la zone axiale restante. En outre, elle est caractérisée en ce qu'une partie saillante de serrage (8a, 8b) est disposée sur le manchon (2) de part et d'autre de cette fente (5) et est enserrée par un élément de serrage (3) avec un évidement (12). De plus, elle est caractérisée en ce que lors du coulissement ou de la rotation de l'élément de serrage (3) sur ou autour des parties saillantes de serrage (8a, 8b), le dispositif de serrage (1) fixe la section tubulaire (4) pour l'empêcher de coulisser axialement et/ou pour l'empêcher de tourner autour de l'axe longitudinal par rapport au dispositif de serrage (1).
PCT/CH2008/000282 2007-07-03 2008-06-24 Bâton réglable en longueur et dispositif de serrage approprié WO2009003297A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08757275A EP2160515A1 (fr) 2007-07-03 2008-06-24 Bâton réglable en longueur et dispositif de serrage approprié

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH1072/07 2007-07-03
CH10722007 2007-07-03
CH1186/07 2007-07-25
CH11862007 2007-07-25

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Publication Number Publication Date
WO2009003297A1 true WO2009003297A1 (fr) 2009-01-08

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WO (1) WO2009003297A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101881881B1 (ko) 2016-08-17 2018-08-24 주식회사 태진정밀 스틱 길이조절장치

Citations (7)

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DE2924997A1 (de) * 1978-06-23 1980-01-17 Holdoh Nv Stellatte und klemmorgan aus metall, geeignet zur anwendung bei der stellatte
WO1991007597A1 (fr) * 1989-11-14 1991-05-30 Terje Michaelsen Agencement de blocage, de preference de barres telescopiques
EP0822346A1 (fr) * 1996-08-02 1998-02-04 Lorenzo Pronzati Canne de longueur variable et dispositif de verrouillage rapporté
DE29813513U1 (de) * 1997-08-12 1998-10-22 Lenhart, Klaus, 73275 Ohmden Längenverstellbares Rohr für Ski-, Trekking- oder Wanderstöcke
US20040226593A1 (en) * 2002-11-12 2004-11-18 Mathieu Robitaille Walking cane
WO2006135158A1 (fr) * 2005-06-16 2006-12-21 Jae Ung Nam Baton telescopique pour applications sportives
WO2007125166A1 (fr) * 2006-05-02 2007-11-08 Exel Oyj Joint à manchon entre un tube externe et un tube interne d'un arbre réglable en longueur de manière télescopique

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Publication number Priority date Publication date Assignee Title
DE2924997A1 (de) * 1978-06-23 1980-01-17 Holdoh Nv Stellatte und klemmorgan aus metall, geeignet zur anwendung bei der stellatte
WO1991007597A1 (fr) * 1989-11-14 1991-05-30 Terje Michaelsen Agencement de blocage, de preference de barres telescopiques
EP0822346A1 (fr) * 1996-08-02 1998-02-04 Lorenzo Pronzati Canne de longueur variable et dispositif de verrouillage rapporté
DE29813513U1 (de) * 1997-08-12 1998-10-22 Lenhart, Klaus, 73275 Ohmden Längenverstellbares Rohr für Ski-, Trekking- oder Wanderstöcke
US20040226593A1 (en) * 2002-11-12 2004-11-18 Mathieu Robitaille Walking cane
WO2006135158A1 (fr) * 2005-06-16 2006-12-21 Jae Ung Nam Baton telescopique pour applications sportives
WO2007125166A1 (fr) * 2006-05-02 2007-11-08 Exel Oyj Joint à manchon entre un tube externe et un tube interne d'un arbre réglable en longueur de manière télescopique

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KR101881881B1 (ko) 2016-08-17 2018-08-24 주식회사 태진정밀 스틱 길이조절장치

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