EP4147756A1 - Faltbare rudermaschine - Google Patents

Faltbare rudermaschine Download PDF

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Publication number
EP4147756A1
EP4147756A1 EP21195949.9A EP21195949A EP4147756A1 EP 4147756 A1 EP4147756 A1 EP 4147756A1 EP 21195949 A EP21195949 A EP 21195949A EP 4147756 A1 EP4147756 A1 EP 4147756A1
Authority
EP
European Patent Office
Prior art keywords
rowing machine
disposed
main part
turning
winding shaft
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.)
Granted
Application number
EP21195949.9A
Other languages
English (en)
French (fr)
Other versions
EP4147756B1 (de
Inventor
Huaen QIU
Hao TIAN
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.)
Yechao Technology Beijing Co Ltd
Original Assignee
Yechao Technology Beijing Co Ltd
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 Yechao Technology Beijing Co Ltd filed Critical Yechao Technology Beijing Co Ltd
Priority to EP21195949.9A priority Critical patent/EP4147756B1/de
Publication of EP4147756A1 publication Critical patent/EP4147756A1/de
Application granted granted Critical
Publication of EP4147756B1 publication Critical patent/EP4147756B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
    • A63B22/0076—Rowing machines for conditioning the cardio-vascular system
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
    • A63B21/0552—Elastic ropes or bands
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/15—Arrangements for force transmissions
    • A63B21/151—Using flexible elements for reciprocating movements, e.g. ropes or chains
    • A63B21/153—Using flexible elements for reciprocating movements, e.g. ropes or chains wound-up and unwound during exercise, e.g. from a reel
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
    • A63B22/0076—Rowing machines for conditioning the cardio-vascular system
    • A63B2022/0079—Rowing machines for conditioning the cardio-vascular system with a pulling cable
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2209/00—Characteristics of used materials
    • A63B2209/08—Characteristics of used materials magnetic
    • 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 the technical field of fitness equipment, in particular to a foldable rowing machine.
  • rowing machines are used for training by simulating rowing a boat in the water. Every time the rowing machine is rowed, the upper limbs, lower limbs, waist, abdomen and back of users will be completely curled and stretched once, so the muscles of the whole body of the users can be aerobically exercised.
  • the objective of the invention is to provide a foldable rowing machine capable of being folded to reduce the size when not used.
  • a foldable rowing machine comprises a main part, a rowing machine seat, at least one drawing stand, and at least two turning stands, wherein a storage chamber is formed in the main part, the turning bases are connected by means of hinges, the innermost turning base is mounted at one end of the drawing stand by means of sliding rails, the other end of the drawing stand is connected to an inner wall of the storage chamber by means of sliding rails, sliding grooves communicated with each other and used for mounting the rowing machine seat are formed in the turning stands, a pedal is hinged to an opening of the storage chamber, and lock pin mechanisms for limiting movements of the turning stand, the drawing stand and the pedal are disposed at joints of the drawing stand and the adjacent turning stand.
  • each lock pin mechanism comprises an L-shaped lock bar, wherein the lock bar comprises a first bar portion and a second bar portion connected to a right end of the first bar portion, the first bar portion is horizontally disposed on an inner wall of the drawing stand and is able to rotate and move horizontally, and the second bar portion is able to rotate around the axis of the first bar portion;
  • the turning stand adjacent to the drawing stand, is provided with lock grooves; when rotating, the second bar portions are positioned in the lock grooves to lock the turning stand; when rotating backwards, the second bar portions disengage from the lock grooves to unlock the turning stand;
  • Fixing recesses matched with edges of the drawing stand are formed in a tail end of the pedal; after the pedal is pressed down, the fixing recesses are connected to the edges of the drawing stand in an overlapped manner, and tail ends of the first bar portions abut against the pedal, so that the pedal is unable to move anymore; and the first bar portions are sleeved with first springs, and under the effect of the first springs, a pushing force enabling the first bar portions to move towards the pedal is applied to the tail ends of the first bar portions.
  • adjusting nuts for increasing/decreasing lengths of the first bar portions are connected to the tail ends of the first bar portions in a threaded manner, and abut against the pedal.
  • a support rod is rotatably connected to the main part, the other end of the support rod is rotatably connected to a back side of the pedal, and the support rod is a hydraulic rod or a hinge rod.
  • the foldable rowing machine further comprises a rope winder, wherein the rope winder comprises a string, an elastic element, and a damper rotatably connected to the main part by means of a first winding shaft, the string has an end provided with a handle and an end connected to and wound around the first winding shaft, the main part is provided with a second winding shaft, the first winding shaft and the second winding shaft are synchronously driven by a drive member, the diameter of a joint of the first winding shaft and the drive member is smaller than the diameter of a joint of the second winding shaft and the drive member, a winding reel is disposed on the second winding shaft, and the elastic element has an end connected to the main part and an end connected into a winding slot of the winding reel by means of a rope.
  • the rope winder comprises a string, an elastic element, and a damper rotatably connected to the main part by means of a first winding shaft
  • the string has an end provided with a handle and an end connected to and wound
  • the main part is provided with at least one winding post, and the elastic element is disposed around the winding post; and the elastic element is a tension spring, a spring cord, or an elastic string, and the drive member is a gear train or a synchronous belt.
  • the main part is provided with a plurality of sheaves and/or rollers located between the rope and the second winding shaft, as well as between the string and the first winding shaft, and the rope and the string wind across the sheaves and/or the rollers.
  • the foldable rowing machine further comprises a damping adjustment device, wherein the damping adjustment device comprises a metal ring fixed to a shaft sleeve of the first winding shaft, a ring part is disposed and fixed around the metal ring, an inner wall of the ring part is provided with a plurality of limiting grooves arranged along an outer edge of the metal ring, first sliding blocks and first sliding grooves parallel to the first sliding blocks are disposed in the limiting grooves, a gear is disposed around a rotary cylinder of the first winding shaft by means of a bearing, a plurality of arc notches distributed in a ring array are formed in the gear, a plurality of movable blocks are arranged corresponding the metal ring, first magnets are arranged on sides, close to the metal ring, of the movable blocks, the metal ring is made of a ferro-magnetic material, the movable blocks are provided with slide bars, second sliding blocks, and second sliding grooves parallel to the second sliding blocks,
  • the driving mechanism consists of a worm gear and a worm, or a motor and a worm gear;
  • the driving mechanism consists of the worm gear and the worm
  • the worm gear is engaged with the gear, and a rotary knob is fixed to a tail end of the worm;
  • the driving mechanism consists of the motor and the worm gear
  • the worm gear is fixed to a tail end of an output shaft of the motor and is engaged with the gear.
  • a movable frame is slidably mounted in the sliding grooves of the turning stands and is provided with rail faces, and the rowing machine seat is slidably mounted on the rail faces; second magnets are disposed at front and rear ends of the movable frame respectively, third magnets are disposed at front and rear ends of the rowing machine seat, a fourth magnet is disposed on the backmost turning stand, a fifth magnet is disposed at a position, corresponding to the fourth magnet, of the movable frame, the magnetic polarity of the second magnets is identical with the magnetic polarity of the third magnets, and the magnetic polarity of the fourth magnet is identical with the magnetic polarity of the fifth magnet.
  • the rowing machine seat comprises a base and a cushion, a connecting post and an ejection plates are disposed at a bottom of the cushion, a tail end of the connecting post penetrates through the base and is provided with a joint plate and sleeved with a second spring, the second spring has an end abutting against the base and an end abutting against the joint plate, stop blocks corresponding to the ejection plates are disposed at corners of a surface of the base, a plurality of wheels are disposed on each of two sides of the bottom of the base, and the wheels are disposed on the rail faces of the movable frame.
  • a first lamp and a second lamp are disposed on the main part, the first lamp emits light towards the damper, the second lamp emits light towards the damping adjustment device and the rope winder, a shell, located above the damping adjustment device and the rope winder, of the main part is a transparent cover, and the main part is internally provided with a battery or is connected to an external power supply to supply working power to the first lamp and the second lamp.
  • a frame for mounting the rowing machine seat is divided into at least one drawing stand and at least two turning stands, so that the drawing stand and the turning stands can be folded and pushed or pulled; the main part is provided with the storage chamber, and the drawing stand and the turning stands may be stored in the storage chamber after being folded, so that the rowing machine can be stored when not used; the size of the whole machine is greatly reduced by means of the design of other components, and better usage experience is provided for users; and the foldable rowing machine is simple in structure, easy to operate, and high in practicability.
  • 1 main part; 2, rowing machine seat; 3, drawing stand; 4, turning stand; 5, storage chamber; 6, sliding rail; 7, sliding groove; 8, pedal; 9, lock pin mechanism; 10, lock bar; 11, first bar portion; 12, second bar portion; 13, lock groove; 14, fixing recess; 15, first spring; 16, adjusting nut; 17, string; 18, elastic element; 19, first winding shaft; 20, damper; 21, handle; 22, second winding shaft; 23, drive member; 24, winding reel; 25, rope; 26, winding post; 27, pulley; 28, roller; 29, metal ring; 30, driving mechanism; 31, ring part; 32, limit groove; 33, first sliding block; 34, first sliding groove; 35, gear; 36, arc notch; 37, movable block; 38, first magnet; 39, slide bar; 40, second sliding block; 41, second sliding groove; 42, movable frame; 43, rail face; 44, second magnet; 45, third magnet; 46, fourth magnet; 47, fifth magnet; 48, base; 49, cushion; 50, connecting post; 52, joint plate; 53, second spring;
  • this embodiment provides a foldable rowing machine, comprising a main part 1, a rowing machine seat 2, at least one drawing stand 3, and at least two turning stands 4, wherein a storage chamber 5 is formed in the main part 1, the turning stands 4 are connected by means of hinges, the innermost turning stand 4 is mounted at one end of the drawing stand 3 through sliding rails 6, the other end of the drawing stand 3 is connected to an inner wall of the storage chamber 5 by means of sliding rails 6, sliding grooves 7 communicated with each other and used for mounting the rowing machine seat 2 are formed in the turning stands 4, a pedal 8 is hinged to an opening of the storage chamber 5, and lock pin mechanisms 9 used for restraining movements of the turning stand 4, the drawing stand 3 and the pedal 8 are disposed at joints of the drawing stand 3 and the adjacent turning stand 4.
  • a frame for mounting the rowing machine seat 2 is divided into at least one drawing stand 3 and two turning stands 4, and sliding grooves 7 communicated with each other are formed in the turning stands 4, so that the rowing machine seat 2 can be folded and pushed or pulled to be stored after being mounted on the frame.
  • the turning stands 4 may be removed, and multiple drawing stands 3 may be connected in a pagoda shape by means of sliding rails to form the frame that can be pushed or pulled to be stored.
  • the main part 1 is provided with the storage chamber 5, and the drawing stand 3 and the turning stands 4 may be pushed into the storage chamber 5 to be stored like a drawer by means of wheels after being turned, so that the size of the whole machine is greatly reduced, and better usage experience is provided for users.
  • the frame may also be stored by means of other structures, as shown in FIG. 4 and FIG. 5 .
  • the drawing stand 3 and the turning stands 4 are connected by means of hinges, and may be directly turned onto the main part when stored.
  • the drawing stand 3 and the turning stands 4 use connecting pieces 100 as hinges, and thus may be directly pushed into the storage chamber 5 to be stored after being folded repeatedly.
  • each lock pin mechanism 9 comprises an L-shaped lock bar 10, wherein the lock bar 10 comprises a first bar portion 11 and a second bar portion 12 connected to a right end of the first bar portion 11, the first bar portion 11 is horizontally disposed on an inner wall of the drawing stand 3 and is able to rotate and move horizontally, and the second bar portion 12 is able to rotate around the axis of the first bar portion 11;
  • the turning stand 4, adjacent to the drawing stand 3, is formed with lock grooves 13; when rotating, the second bar portions 12 are positioned in the lock grooves 13 to lock the turning stand 4; and when rotating backwards, the second bar portions 12 disengage from the lock grooves 13 to unlock the turning stand 4;
  • Fixing recesses 14 matched with edges of the drawing stand 13 are formed in a tail end of the pedal 8; after the pedal 8 is pressed down, the fixing recesses 14 are connected to the edges of the drawing stand 3 in an overlapped manner, and tail ends of the first bar portions 11 abut against the pedal 8, so that the pedal 8 will be unable to move anymore; and the first bar portions 11 are sleeved with first springs 15, and under the effect of the first springs 15, a pushing force enabling the first bar portions 11 to move towards the pedal 8 is applied to the tail ends of the first bar portions 11.
  • adjusting nuts 16 for increasing/decreasing the length of the first bar portions 11 are connected to the tail ends of the first bar portions 11 in a threaded manner, and abut against the pedal 8.
  • the pedal 8 and the second bar portions 12 abut against the lock grooves 13, the pedal 8, the drawing stand 3 and the turning stands 4 will be unable to move horizontally, and thus, a locking effect is realized.
  • the lock pin mechanisms 9 will no longer be long enough to abut against the adjusting nuts 16 and may become loose due to repeated rotation and abrasion of the adjusting nuts 16 abutting against the pedal 8 during locking and unlocking or due to a tolerance clearance generated between mechanical parts after long-term use, thus affecting the user experience of the product.
  • the adjusting nuts 16 may be rotated to be screwed out by a desired distance to compensate for the clearance.
  • the adjusting nuts 16 may also be changed directly and easily if damaged during use.
  • a support rod 16 is rotatably connected to the main part 1, the other end of the support rod 26 is rotatably connected to a back side of the pedal 8, and the support rod 26 is a hydraulic rod or a hinge rod.
  • the pedal 8 can be moved to be stored more smoothly when turned and can also be stably supported when unfolded.
  • the foldable rowing machine further comprises a rope winder.
  • the rope winder comprises a string 17, an electric element 18, and damper 20 connected to the main part by means of a first winding shaft 19, wherein the damper 20 is a bellows, a water tank, a magnet, or the like, one end of the string 17 is provided with a handle 21, the other end of the string 17 is connected to and wound around the first winding shaft 19, a second winding shaft 22 is disposed on the main part 1, the first winding shaft 19 and the second winding shaft 22 are synchronously driven by a drive member 23, the diameter d1 of a joint between the first winding shaft 19 and the drive member 23 is smaller than the diameter d2 of a joint between the second winding shaft 22 and the drive member 23, a winding reel 24 is disposed on the second winding shaft 22, one end of the elastic element 18 is connected to the main part 1, and the other end of the elastic element 18 is connected into a winding slot of the winding reel 24 by means of a rope 25.
  • the diameter dl is different from the diameter d2
  • the first winding shaft and the second winding shaft are driven by rotation of big and small wheels to reduce the length required by the elastic element 18 and the rope 25, the extension length of the elastic element 18 and the rope 25 on the main part 1 is reduced, and the string 17 is driven to be wound by means of the resilience force of the elastic element 18, such that the size of the main part 1 is effectively reduced, the structural setting requirements of the small or foldable rowing machine are effectively met, the overall structure is simple, and the practicability is high.
  • the main part 1 is provided with at least one winding post 26, and the elastic element 18 is disposed around the winding post 26; and the elastic element 18 is a tension spring, a spring cord or an elastic string, and the drive member 23 is a gear train or a synchronous belt.
  • the main part 1 is provided with a plurality of sheaves 27 or rollers 28 located between the rope 25 and the second winding shaft 22, as well as between the string 17 and the first winding shaft 19, and the rope 25 and the string 17 wind across the sheaves 17 or the rollers 28.
  • the foldable rowing machine further comprises a damping adjustment device.
  • the damping adjustment device comprises a metal ring 29 fixed to a shaft sleeve of the first winding shaft 19, wherein a ring part 31 is disposed around the metal ring 29, an inner wall of the ring part 31 is formed with a plurality of limiting grooves 32 arranged along an outer edge of the metal ring 29, first sliding blocks 33 and first sliding grooves 34 parallel to the first sliding blocks 33 are disposed in the limiting grooves 32, a gear 35 is disposed around a rotary cylinder of the first winding shaft 19 through a bearing, a plurality of arc notches 36 distributed in a ring array are formed in the gear 35, a plurality of movable blocks 37 are disposed corresponding to the metal ring 29, first magnets 38 are disposed on sides, close to the metal ring 29, of the movable blocks 37, the metal ring 29 is made of a ferro-magnetic material, the movable blocks 37 are provided with slide bars 39, second sliding
  • the driving mechanism 30 drives the gear 35 to rotate forward or turn, and the gear is connected to the first winding shaft 19 by means of the bearing, so that the gear and the first winding shaft 19 are able to rotate without being affected by each other; then, the gear 35 drives the movable blocks 37 to move in the limiting grooves to be away from or close to the metal ring 29 by means of the arc notches 36; the first magnets 38 disposed on the movable blocks 37 attract the metal ring 29, and the metal ring 29 is fixedly connected to the first winding shaft 19, so that the rotation of the first winding shaft 19 will be resisted by the attraction force between the first magnets 38 and the metal ring 29, and the first magnets 38 are controlled to be close to or away from the metal ring 29 to realize damping adjustment.
  • the driving mechanism 30 consists of a worm gear and a worm, or a motor 101 and a worm gear, specifically as shown in FIG. 10 and FIG. 11 ;
  • the driving mechanism 30 consists of the worm gear and the worm
  • the worm gear is engaged with the gear
  • a rotary knob is fixed to a tail end of the worm.
  • the driving mechanism 30 consists of the motor 101 and the worm gear, and the worm gear is fixed to a tail end of an output shaft of the motor 101 and is engaged with the gear.
  • a movable frame 42 is slidably mounted in the sliding grooves 7 of the turning stands 4 by means of pulleys, and is provided with rail faces 43, and the rowing machine seat 2 is slidably mounted on the rail faces 43.
  • the pulleys contact the rail faces 43
  • second magnets 44 are disposed at front and rear ends of the movable frame 42 respectively
  • third magnets 45 are disposed at front and rear ends of the rowing machine seat 2
  • a fourth magnet 46 is disposed on the backmost turning stand 4
  • a fifth magnet 47 is disposed at a position, corresponding to the fourth magnet 46, of the movable frame 42
  • the magnetic polarity of the second magnets 44 is identical with the magnetic polarity of the third magnets 45
  • the magnetic polarity of the fourth magnet 46 is identical with the magnetic polarity of the fifth magnet 47.
  • the movable frame 42 is additionally arranged and contacts the sliding grooves 7, and multiple turning stands 4 are hinged together, so that a tolerance clearance is at the hinge point of the turning stands 4. If the rowing machine seat 2 directly moves on the turning stands 2, vibrations will be generated when the rowing machine seat 2 passes through the clearance.
  • the movable frame 42 is additionally arranged to provide the rail faces 43 of a required length, so that a set of pulling and releasing motions can be completed under the condition that the pulleys of the movable frame 42 do not pass through the clearance.
  • the length of the movable frame 42 is preferably equal to the length of one turning stand 4.
  • the magnets are used as a buffering mechanism, and a collision-free buffering effect is realized by means of the repulsion of the magnets with the same polarity, thus improving the comfort.
  • the movable frame 42 is not adopted in this embodiment, and soft rubber gaskets are directly laid in the sliding grooves to absorb vibrations generated due to the clearance.
  • the rowing machine seat 2 comprises a base 48 and a cushion 49, wherein the third magnets 45 are located at front and rear ends of the base 48, a connecting post 50 and ejection plates 54 are disposed at the bottom of the cushion 49, a tail end of the connecting post 50 penetrates through the base 48 and is provided with a joint plate 52 and sleeved with a second spring 53, one end of the second spring 53 abuts against the base 48, the other end of the second spring 53 abuts against the joint plate 52, stop blocks 55 corresponding to the ejection plates 54 are disposed at corners of the surface of the base 48, a plurality of wheels are disposed on each of two sides of the bottom of the base 48, and the wheels are disposed on the rail faces of the movable frame 42.
  • the cushion 49 is lifted and then rotated to enable the ejection plates 54 to be located on the other side of the base, and the ejection plates 54 are suspended at this moment; and then, the cushion is placed down, the ejection plates 54 are attached to the side face of the base 48 under the effect of the second spring 53, and the cushion 49 is lowered down to be stored, so that the overall size is reduced.
  • the main part 1 is provided with a first lamp 57 and a second lamp 58, wherein the first lamp 57 emits light towards the damper 20, the second lamp 58 emits light towards the damping adjustment device and the rope winder, a shell, located above the damping adjustment device and the rope winder, of the main part 1 is a transparent cover 59, and the main part 1 is internally provided with a battery (not shown) or is connected to an external power source to supply working power to the first lamp 57 and the second lamp 58.
  • the first lamp 57 is designed to emit light to the damper 20, so that the damper 20 will create a sense of beauty of dazzling light when pulled to rotate, and the dazzling effect will be more remarkable when the damper 20 is a water tank.
  • the second lamp 58 is designed to illuminate the rope winder and the damping adjustment device, so that users can see all components more clearly to know the rope winding condition, and can more visually check the degree of damping adjustment when damping is adjusted..

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Cardiology (AREA)
  • Vascular Medicine (AREA)
  • Rehabilitation Tools (AREA)
EP21195949.9A 2021-09-10 2021-09-10 Faltbare rudermaschine Active EP4147756B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21195949.9A EP4147756B1 (de) 2021-09-10 2021-09-10 Faltbare rudermaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21195949.9A EP4147756B1 (de) 2021-09-10 2021-09-10 Faltbare rudermaschine

Publications (2)

Publication Number Publication Date
EP4147756A1 true EP4147756A1 (de) 2023-03-15
EP4147756B1 EP4147756B1 (de) 2024-08-21

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EP21195949.9A Active EP4147756B1 (de) 2021-09-10 2021-09-10 Faltbare rudermaschine

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE532620C (de) * 1929-10-21 1931-09-01 Siemens Schuckertwerke Akt Ges Zusammenklappbarer Trockenruderapparat
DE20120216U1 (de) * 2001-12-13 2002-03-21 Good United Co., Taipeh/T'ai-Pei Rudergerät
US6749546B2 (en) * 2002-08-27 2004-06-15 Lien-Chaun Yang Structure of an exercising apparatus as a rowboat
US20170043208A1 (en) * 2015-08-10 2017-02-16 Larry Ellsworth Lonergan Transportable Rowing Unit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE532620C (de) * 1929-10-21 1931-09-01 Siemens Schuckertwerke Akt Ges Zusammenklappbarer Trockenruderapparat
DE20120216U1 (de) * 2001-12-13 2002-03-21 Good United Co., Taipeh/T'ai-Pei Rudergerät
US6749546B2 (en) * 2002-08-27 2004-06-15 Lien-Chaun Yang Structure of an exercising apparatus as a rowboat
US20170043208A1 (en) * 2015-08-10 2017-02-16 Larry Ellsworth Lonergan Transportable Rowing Unit

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