WO2010022752A1 - Montant élévateur sur roulettes pour trampoline - Google Patents

Montant élévateur sur roulettes pour trampoline Download PDF

Info

Publication number
WO2010022752A1
WO2010022752A1 PCT/EP2008/007065 EP2008007065W WO2010022752A1 WO 2010022752 A1 WO2010022752 A1 WO 2010022752A1 EP 2008007065 W EP2008007065 W EP 2008007065W WO 2010022752 A1 WO2010022752 A1 WO 2010022752A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide
trampoline
stand according
lifting
guide element
Prior art date
Application number
PCT/EP2008/007065
Other languages
German (de)
English (en)
Inventor
Kurt Hack
Original Assignee
Eurotramp Trampoline - Kurt Hack Gmbh
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 Eurotramp Trampoline - Kurt Hack Gmbh filed Critical Eurotramp Trampoline - Kurt Hack Gmbh
Priority to PCT/EP2008/007065 priority Critical patent/WO2010022752A1/fr
Publication of WO2010022752A1 publication Critical patent/WO2010022752A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B5/00—Apparatus for jumping
    • A63B5/11—Trampolines
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/0036—Accessories for stowing, putting away or transporting exercise apparatus or sports equipment
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/02—Games or sports accessories not covered in groups A63B1/00 - A63B69/00 for large-room or outdoor sporting games
    • A63B71/023—Supports, e.g. poles
    • A63B2071/025—Supports, e.g. poles on rollers or wheels
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2210/00—Space saving
    • A63B2210/50—Size reducing arrangements for stowing or transport

Definitions

  • the invention relates to a lifting roll stand for a trampoline.
  • the lifting roller stand consists essentially of a stator part comprising a first, extending in the horizontal direction metallic support, at the ends lijnssei- term each one roller is mounted and attached to the upper side, extending in the vertical direction second metallic tubular support.
  • a lever is attached by means of a hinge, wherein the joint divides the lever into two lever arms.
  • a handle for operating the lever by an operator. son provided.
  • an adapter for attaching the lever to the trampoline.
  • the adapter is in the form of a cylindrical tube piece which can be inserted into a hollow cylindrical receptacle on the trampoline.
  • the trampoline can be raised or lowered by swiveling the lever. In a lower and upper limit position while the lever can be secured in position by a securing bolt on the vertical support.
  • the operator has to operate the safety bolt with one hand and the handle of the lever with the other hand.
  • the operators ignore the existing safety instructions, it may happen that the operator inserts a hand between the vertical supports and the second lever arm when the lever is pivoted. If then the lever is moved too fast, it can cause injury to the operator by trapping the hand.
  • the invention has for its object to provide a lifting jack stand of the type mentioned for trampolines, which can be operated easily and with little effort at high safety standards.
  • the lifting roll stand comprises a stand part mounted on rollers with a guide.
  • a fixable on the trampoline guide element is arranged height adjustable.
  • the guide element has an adapter for fixing to the trampoline and an actuating element for height adjustment of the guide element.
  • the guide element and the guide are coupled via a hydropneumatic adjusting element.
  • a crank is provided, by means of which a standing in engagement with a threaded rod gear in rotational movements is displaceable, wherein the threaded rod is part of the guide member.
  • a significant advantage of the lifting stand according to the invention is that the crank is not only a simple and easy to use, but above all a safe lifting and lowering of the trampoline is possible.
  • an actuating element in the form of a lever in the crank used according to the invention as an actuating element, there is no risk of injury from the crushing of body parts even when the actuating element is suddenly released. Due to the effective weight forces the crank runs while releasing one or two revolutions, but this is associated with no significant risk of injury, since due to the small dimensions of the crank there is no risk of pinching of body parts between the Heololl composerr and the crank.
  • the hydropneumatic adjusting element which is designed in a particularly advantageous embodiment in the form of a gas pressure spring, a considerable reduction in the force required when lifting the trampoline by means of the lifting roller stand is achieved because with the hydropneumatic adjusting element a counter-force acting against the weight of the trampoline counterforce is generated .
  • the damping properties of the hydropneumatic adjusting element, in particular the gas spring are advantageously utilized in the lifting roller stand according to the invention. These damping properties of the hydropneumatic adjusting element, or the gas pressure spring, prevent uncontrolled, rapid downward movement of the lifting roller stand in case of improper operation of the actuating element, whereby the risk of injury to the operating personnel in handling the lifting roller stand is further reduced.
  • a trampoline To store a trampoline, two lifting racks are required, which are attached to opposite sides of the trampoline.
  • the lift stand is designed so that it can be mounted on either side of the trampoline.
  • the lifting roller stand Due to the height adjustability of the lifting roller stand, the trampoline can be stored at different heights at the lifting roller stands.
  • a lower target position in which the levers of Heberollschreibr be fixed by means of securing bolts, dimensioned so that the total height of the mounted on the Heberollschreibrn trampoline are smaller than the heights of doors in buildings, so that the trampoline at the Heberollschreibrn through such door - Openings can be pushed through.
  • Figure 1 Top view of a folded trampoline mounted on two Heberollschreibr.
  • Figure 2 Top view of a lifting tool stand on a trampoline.
  • FIG. 3 partial sectional view of the lifting roller stand according to FIG. 2.
  • FIG. 4 shows a cross section through the lifting roller stand according to FIG. 2.
  • FIG. 1 shows a top view of a folded trampoline 1, which is mounted on two lifting roller stands 2.
  • the trampoline 1 has a hinged frame, so that it can be folded after use as shown in Figure 1 so that the components of the trampoline 1 are oriented in a substantially vertical plane.
  • the trampoline 1 is supported on opposite sides, in each case on a lifting roll stand 2, wherein these are formed identically.
  • the Heberollschreibr 2 form a height-adjustable, mobile storage for the trampoline. 1
  • FIG. 2 shows a plan view of one of the lifting roller stands 2 arranged on the trampoline 1.
  • FIG. 3 shows a partially sectioned illustration of this lifting roller stand 2.
  • the lifting roll stand 2 has a post part, which has a metallic, tubular support 3 running in the horizontal direction.
  • a roller 5 is mounted in each case by means of a rotary bearing 4.
  • the rollers 5 rest on a support.
  • the Heberollquestr 2 is movably mounted on the support.
  • a metallic outer tube 6 is provided which is fixedly connected to the support 3 and forms a guide.
  • the outer tube 6 is seated in the center of the carrier 3 on its upper side.
  • the longitudinal axis of the outer tube 6 extends in the vertical direction.
  • the outer tube 6 has an oval, in particular elliptical cross-section and is open at its top.
  • a guide element is slidably mounted in the outer tube 6, .
  • the guide element consists of an inner tube 7, which also has an oval, having preferably elliptical cross-section.
  • the outer dimensions of the guide element are adapted to the inner diameter of the guide so that the guide element is guided with little play in the guide.
  • the upper part of the guide tube forming inner tube 7 protrudes beyond the top of the outer tube 6 forming the guide. Since the outer tube 6 and the inner tube 7 have a non-rotationally symmetrical, oval cross-section, the inner tube 7 is mounted against rotation in the outer tube 6, that is, it can not be rotated in the outer tube 6, but only moved in the vertical direction.
  • an adapter 8 for fixing the trampoline 1.
  • the adapter 8 consists of a circular cylindrical metal part whose longitudinal axis extends in the horizontal direction, and which protrudes perpendicularly from a side surface of the tube 7.
  • this adapter 8 is inserted into a hollow-cylindrical receptacle 9 on the trampoline 1.
  • a first headband 10 is hinged.
  • a second bracket 1 1 is hinged.
  • the collapsed trampoline 1 is secured in position with these retaining clips 10, 11, that is to say secured against unwanted unfolding.
  • a crank 12 is provided, which is rotatably mounted on a holder 13 on the outer tube 6.
  • the holder 13 with the crank 12 is shown in Figure 4, which shows the Heberoll- stand 2 in a cross-sectional view.
  • the holder 13 consists of a U-shaped profile piece which is fixed to the outer tube 6. Preferably, the profile piece is welded to the outer tube 6.
  • a Shaft 14 rotatably mounted at the longitudinal end of the crank 12 is fixed.
  • a gear 15 On the shaft 14 sits a gear 15. This gear 15 is in engagement with a threaded rod 16, which is part of the inner tube 7.
  • the threaded rod 16 extends over a partial segment of the inner tube 7, the length of the partial segment being adapted to the maximum stroke of the lifting roller stand 2.
  • the gear 15 is fixedly connected to the shaft 14, so that this rotates upon actuation of the crank 12.
  • the inner tube 7 is moved relative to the outer tube 6 up or down by the engagement of the gear 15 with the threaded rod 16, that is, the upper part of the inner tube 7 is extended from the outer tube 6 or retracted into this.
  • the attached with the adapter 8 trampoline 1 can be raised or lowered.
  • the upward movement of the inner tube 7 upon actuation of the crank 12 is assisted by a hydropneumatic adjusting element.
  • the hydropneumatic adjusting element is formed in the present case by a gas pressure spring 17.
  • the gas pressure spring 17 comprises a pressure cylinder 18, in which a piston, not shown, is guided.
  • the piston is followed by a piston rod 19, which projects beyond the underside of the pressure cylinder 18.
  • the piston rod with the piston extends coaxially to the longitudinal axis of the pressure cylinder 18th
  • the pressure cylinder 18 is located in the interior of the outer tube 6 and is fixed there to a perforated plate or the like by means of a fastening means.
  • the opening at the top of the pressure cylinder 18 piston rod protrudes into the interior of the inner tube 7 and is fixed there to the inner tube 7. Due to the resilient action of the gas spring 17 is an upward Force exerted on the inner tube 7, whereby the lifting movement of the trampoline 1 is supported upon actuation of the crank 12.
  • a sliding element 20 made of polyamide or the like is provided at the lower end of the inner tube 7. This sliding element 20 ensures good guidance of the inner tube 7 on the inner wall of the outer tube 6.
  • a securing bolt 21 is provided at the upper end of the outer tube 6, by means of which the inner tube 7 can be fixed in predetermined set positions on the outer tube 6. In the present case, three such desired positions are provided. For fixing the inner tube 7 in one of the desired positions, the securing bolt is locked in one of three holes 22, 23, 24 in the inner tube 7, which are shown in FIG.
  • the diameters of the holes 22, 23, 24 for specifying the desired positions of the inner tube 7 are preferably adapted to the outer diameter of the securing bolt 21 so that it is free of play or play in one of the holes 22, 23, 24.
  • the hole 22 for specifying the upper setpoint positions of the guide element can be dispensed with in principle, since this is determined by the maximum deflection of the gas pressure spring 17.
  • the trampoline 1 is dismantled after use, then the Heberollalterr 2 with the respective guide element in the middle target position, that is inserted in the latched in the hole 23 securing bolt 21 by importing the adapter 8 into the hollow cylindrical receptacle 9. Then, the guide elements of the Heberollschreibr 2 are introduced into the upper target position by the locking pins 21 are engaged in the holes 22. In this position, the trampoline 1 is completely folded. The composi- The elements of the trampoline 1 are then secured in position with retaining clips 10, 11 on the lifting roller stands 2, as shown in FIG. The trampoline 1 is then movably mounted on the lifting roller stands 2. In order to be able to move the trampoline 1 through door openings, it can be lowered at the lifting roller stands 2 into the lower setpoint position by locking the securing bolts 21 into the holes 24.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Tents Or Canopies (AREA)

Abstract

L'invention porte sur un montant élévateur sur roulettes (2) pour un trampoline (1), comprenant une partie montant montée sur roulettes, qui comprend une coulisse. Dans la coulisse, un élément de guidage, pouvant être fixé sur le trampoline (1), est monté de manière réglable en hauteur. L'élément de guidage comprend un adaptateur (8) pour fixation au trampoline (1), ainsi qu'un élément d'actionnement, pour le réglage en hauteur de l'élément de guidage. L'élément de guidage et la coulisse sont accouplés par le biais d'un élément de réglage hydropneumatique. En tant qu'élément d'actionnement, il est prévu une manivelle (12), à l'aide de laquelle il est possible de déplacer selon un mouvement de rotation une roue dentée qui est en prise avec une tige filetée (16), la tige filetée (16) étant un constituant de l'élément de guidage.
PCT/EP2008/007065 2008-08-29 2008-08-29 Montant élévateur sur roulettes pour trampoline WO2010022752A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/007065 WO2010022752A1 (fr) 2008-08-29 2008-08-29 Montant élévateur sur roulettes pour trampoline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/007065 WO2010022752A1 (fr) 2008-08-29 2008-08-29 Montant élévateur sur roulettes pour trampoline

Publications (1)

Publication Number Publication Date
WO2010022752A1 true WO2010022752A1 (fr) 2010-03-04

Family

ID=40538880

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/007065 WO2010022752A1 (fr) 2008-08-29 2008-08-29 Montant élévateur sur roulettes pour trampoline

Country Status (1)

Country Link
WO (1) WO2010022752A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108905160A (zh) * 2018-06-28 2018-11-30 许昌市建安区椹涧乡第二初级中学 一种便于移动的体育器材放置柜

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156318A (en) * 1962-02-15 1964-11-10 American Trampoline Company Roller stand for trampolines
US3580570A (en) * 1968-06-11 1971-05-25 Robert M Fenner Foldable trampoline
EP1038556A1 (fr) * 1999-03-26 2000-09-27 Eurotramp Trampoline Kurt Hack GmbH Système de trampoline

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156318A (en) * 1962-02-15 1964-11-10 American Trampoline Company Roller stand for trampolines
US3580570A (en) * 1968-06-11 1971-05-25 Robert M Fenner Foldable trampoline
EP1038556A1 (fr) * 1999-03-26 2000-09-27 Eurotramp Trampoline Kurt Hack GmbH Système de trampoline

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108905160A (zh) * 2018-06-28 2018-11-30 许昌市建安区椹涧乡第二初级中学 一种便于移动的体育器材放置柜

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