KR101852131B1 - T-clamping device of reverse three wheel bicycle - Google Patents

T-clamping device of reverse three wheel bicycle Download PDF

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Publication number
KR101852131B1
KR101852131B1 KR1020180034255A KR20180034255A KR101852131B1 KR 101852131 B1 KR101852131 B1 KR 101852131B1 KR 1020180034255 A KR1020180034255 A KR 1020180034255A KR 20180034255 A KR20180034255 A KR 20180034255A KR 101852131 B1 KR101852131 B1 KR 101852131B1
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KR
South Korea
Prior art keywords
left
reverse
portion
right
connected
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KR1020180034255A
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Korean (ko)
Inventor
박민수
Original Assignee
주식회사 마루
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Priority to KR1020180034255A priority Critical patent/KR101852131B1/en
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Publication of KR101852131B1 publication Critical patent/KR101852131B1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K13/00Cycles convertible to, or transformable into, other types of cycles or land vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00Collapsible or foldable cycles
    • B62K15/006Collapsible or foldable cycles the frame being foldable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/02Tricycles
    • B62K5/05Tricycles characterised by a single rear wheel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B7/00Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/04Clamping or clipping connections

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a reverse bike T-clamping apparatus, and more particularly to a reverse bike T-clamping apparatus capable of easily folding and fixing a portion of a reverse- To a reverse-tilt bicycle T-clamping device.
The reverse-braking T-clamping apparatus according to the present invention is a reverse-bicycling bicycle T-clamping apparatus for reversing a reverse bicycling wheel in which a pair of front wheels are mounted in front of a body frame and a rear wheel is mounted on a rear side of the body frame, CLAIMS 1. A reverse clamping device for folding and unfolding a body frame, the body frame comprising: a main part having a saddle mounted on an upper part thereof; And a pair of front wheel connecting portions connected to the main portion, wherein a pair of the main portion and the front wheel connecting portion are connected by clamping means, and the clamping means includes a T-shaped T Connected to the T-connecting part so as to be relatively rotatable with respect to the T-connecting part, And a locker coupled to the T-connecting portion and the left and right connecting portions so as to be relatively rotated so as to be relatively unrotatable, wherein the main portion and the front wheel connecting portion are connected to each other, And is relatively rotated together with the relative rotation of the T-connection portion and the left and right connection portions.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a reverse-

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a reverse bike T-clamping apparatus, and more particularly to a reverse bike T-clamping apparatus capable of easily folding and fixing a portion of a reverse- To a reverse-tilt bicycle T-clamping device.

In general, a bicycle is often used as a vehicle for a passenger to ride on a pedal and is convenient to move and store. In recent years, the use of an electric bicycle using a motor is also increasing.

In general, bicycles are composed of front and rear wheels only. It is difficult for passengers to concentrate on the bicycle. Recently, it is easy for beginners to ride, and for safety and convenience, A three-wheel bicycle that can be used has also been produced and distributed.

Generally, a bicycle having a pair of rear wheels is called a three-wheel bicycle, and a bicycle having a pair of front wheels is called a reverse bike.

Dual reverse bikes have been used for many years because they have the advantage of securing the stability of tricycle and stability of speed, cornering and riding comfort which is a disadvantage of tricycle. ought. Korean Patent Laid-Open No. 10-2010-0125587 (wheel width variable type reverse reverse bike), Korean Patent No. 10-1801159 (a pair of front wheel width adjustable reverse bike), Korea Patent No. 10-1799554 (Reverse osmosis bicycle equipped with external shock absorber), Korea Patent No. 10-0941319 (reverse osmosis pitched bicycle that is tilted at the same time as steering) Various improved reverse bicycling bicycles are disclosed.

However, the conventional reverse bicycling bicycle has a disadvantage in that it is inconvenient to mount or store the vehicle because the reverse bicycling bicycle has a bulky structure as a pair of front wheels.

In addition, reverse bicycling bicycle has a three-wheel structure, so it can be used only by bicycle even though it can stand itself without being overturned.

Korea Patent Publication No. 10-2010-0125587: Combined reverse biped bicycle with variable wheel width Korean Registered Patent No. 10-1801159: A pair of front wheel width-adjustable reverse bike Korean Patent No. 10-1799554: reverse osmosis bicycle equipped with external shock absorber Korean Registered Patent No. 10-0941319: Reverse osmosis pitched bicycle that is tilted simultaneously with steering

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and it is an object of the present invention to provide a reverse bike bicycle which is capable of easily folding and fixing a part of a reverse- So that it can be folded easily.

In order to accomplish the above object, the present invention provides a reverse-bicycling T-clamping apparatus including a reverse biped bicycle having a pair of front wheels mounted on a front side of a body frame and a rear wheel mounted on a rear side of the body frame, CLAIMS 1. A reverse clamping device for folding and unfolding a body frame of a bicycle, the body frame comprising: a main part on which a saddle is mounted at an upper part; And a pair of front wheel connecting parts connected to the main part so as to form a T shape together with the main part and the pair of front wheel connecting parts are connected by clamping means, A T-shaped T-shaped connecting portion branched to both sides, and a T-shaped connecting portion connected to the T-connected portion so as to be relatively rotatable with respect to the T- Left and right connection portions connected to the respective front wheel connecting portions so as to be integrally rotated with the respective front wheel connecting portions; and a locker which is released so as to be relatively rotated to be relatively rotated, And the main portion and the front wheel connecting portion are relatively rotated together with the relative rotation of the T-connecting portion and the left and right connecting portions.

Further, in the reverse-biped tire T-clamping apparatus according to the present invention, the T-connecting portion is provided with clamp shafts extending to both sides, the left and right connecting portions are connected to the clamp shaft, and the T- And the T-connecting part and the left and right connecting parts are connected to each other so as to be rotatable relative to each other.

Further, in the reverse-tandem bicycle T-clamping apparatus according to the present invention, the T-connecting portion is provided with a shaft insertion hole which is laterally penetrated, and the clamp shaft is inserted into the shaft insertion hole so that the T- As shown in Fig.

The locker may be connected to the clamp shaft such that one of the left and right connecting parts can reciprocate along the clamp axis so as to face the T-

A pin groove formed in one of the left and right connection portions and the T-connection portion; and one of the left and right connection portions being reciprocated along the clamp axis so as to be inserted into and out of the pin groove, And a locking pin is provided on the other of the T-connection portions.

In addition, at least one of the left and right connecting portions and the T-connecting portion may abut against each other and may be inserted into any one of the left-right connecting portion and the T- And a guide pin protrudes from the other of the left and right connection portions or the T-connection portion at a position where the guide pin is inserted into the guide slot and slidably moved along the guide slot.

According to the above-described structure, the reverse-bicycling T-clamping apparatus according to the present invention is capable of easily folding and fixing the body part constituting the body frame of the reverse bip- It has an advantage that it can be easily folded into a cart.

1 is a perspective view illustrating a reverse biped bicycle having a reverse biped T-clamping apparatus according to an embodiment of the present invention.
FIG. 2 is a perspective view of a reverse bipedal bicycle having a reverse biped T-clamping device according to an embodiment of the present invention,
FIG. 3 is a perspective view of a reverse bipedal bicycle having a reverse biped T-clamping device according to an embodiment of the present invention,
FIG. 4 is a perspective view illustrating a body frame of a reverse biped bicycle having a reverse biped T-clamping apparatus according to an embodiment of the present invention.
FIG. 5 is an exploded perspective view showing a part of a body frame of a reverse biped bicycle having a reverse biped T-clamping apparatus according to an embodiment of the present invention.
FIGS. 6A to 6C are exploded perspective views illustrating a reverse swing bicycle T-clamping apparatus according to an embodiment of the present invention.
FIGS. 7A and 7C are cross-sectional views illustrating the operation of a reverse jib T-clamping apparatus according to an embodiment of the present invention;
FIGS. 8A to 8E are perspective views illustrating a process of folding a body frame by the operation of a reverse-tricycle T-clamping apparatus according to an embodiment of the present invention,

Hereinafter, the reverse tricycle T-clamping apparatus according to the present invention will be described in detail with reference to the embodiments shown in the drawings.

FIG. 1 is a perspective view of a reverse biped bicycle equipped with a reverse bicycling T-clamping apparatus according to an embodiment of the present invention. FIG. 2 is a front view of a reverse bicycling bicycle T-clamping apparatus according to an embodiment of the present invention. FIG. 3 is a perspective view illustrating a state in which a reverse biped bicycle having a reverse biped T-clamping device according to an embodiment of the present invention is folded into a cart. FIG. 4 is a perspective view illustrating a body frame of a reverse bicycling bicycle having a reverse bicycling T-clamping apparatus according to an embodiment of the present invention, FIG. 5 is a perspective view 6A to 6C are explanatory views showing a reverse frame part of a reverse bipedal bicycle equipped with a reverse biped T-clamping device. FIGS. 6A to 6C are cross- FIGS. 7A and 7C are cross-sectional views illustrating the operation of a reverse tricycle T-clamping apparatus according to an embodiment of the present invention, and FIGS. 8A to 8E are cross- Fig. 3 is a perspective view showing a process in which the body frame is folded by the operation of the reverse breechblock T-clamping device in order.

Referring to the drawings, a reverse breechblock T-clamping apparatus according to an embodiment of the present invention is configured to expand and collapse a body frame of a reverse bicycling bicycle. In a reverse bicycling bicycle, a reverse bicycling bicycle When the body frame is unfolded, it becomes a cart type.

First, a reverse biped bicycle to which a reverse biped T-clamping apparatus according to an embodiment of the present invention is applied will be described.

Referring to the drawings, a reverse swing bicycle includes a pair of front wheels 22 and a rear wheel 21 mounted on the body frame 10.

The body frame 10 is configured to function as a body of a reverse bicycling bicycle. The body frame 10 includes a main part 11 to which a saddle and a pedal can be mounted, A pair of front wheel connecting portions 12 branched on the front side of the main portion 11 so as to be installed on the rear portion of the main portion 11 and a pair of rear wheel connecting portions 12 extending rearwardly of the main portion 11, And a connecting portion 13.

The position where the pair of front wheel connecting portions 12 are connected to each other in the front of the main part 11 has a shape that is branched into a 'T' shape. In the reverse breechbee T-clamping device The main body 11 and the front wheel connecting portion 12 of the body frame 10 are relatively rotated while the main body 11 and the front wheel connecting portion 12 are connected in a T shape, So that the frame 10 is folded and unfolded.

The steering wheel 40 for steering the front wheel 22 is coupled to the front wheel connecting portion 12 of the body frame 10 so as to be able to steer the pair of front wheels 22 by turning the left and right wheels. Referring to the drawings, the handle 40 is formed of a pair of wheels integrally connected to one front wheel 21 and 22, respectively.

As described above, the position where the main portion 11 and the pair of front wheel connecting portions 12 are connected to each other is a shape branched into a T shape. The clamping means 70 is branched into a T shape The main portion 11 and the front wheel connecting portion 12 are connected by the clamping means 70. The main portion 11 and the front wheel connecting portion 12 are connected to each other.

The pair of front wheels 22 is mounted on the front wheel connecting portion 12 of the body frame 10 and the rear wheel 21 is mounted on the rear wheel connecting portion 13 of the body frame 10.

The clamping means 70 is provided with the main portion 11 and the front wheel connecting portion 12 so that the main portion 11 and the front wheel connecting portion 12 are relatively rotatable relative to each other, Connection.

Referring to the drawings, the clamping means 70 includes a T-connection 71, left and right connection portions 72 and 73 having a locker and a guide function, and a clamp shaft 74.

The T-connecting portion 71 has a T-shaped structure branched from the front end of the main portion 11 of the body frame 10 to both sides. Left and right connection portions 71 and 73 are rotatably connected to left and right ends of the branched branches of the T-connection portion 71, respectively. The clamping shaft 74 in which the left and right connecting portions 71 and 73 are pivotally supported is connected to the left and right connecting portions 71 and 73 of the T- And a shaft insertion hole 711a for insertion of the clamp shaft 74 is formed so as to penetrate through branches branched into left and right sides of the T- do.

The left and right connection portions 72 and 73 are coupled to both ends of a clamp shaft 74 inserted into the shaft insertion hole 711a and rotatably supported by the T- And is rotated relative to the T-connecting portion 71 together with the clamp shaft 74.

The left and right connecting portions 71 and 73 are connected to the T-connecting portion 71 so as to be relatively rotatable with respect to the T-connecting portion 71 so that the right and left connecting portions 71 and 73 are integrally rotated with the front wheel connecting portions 12, And is connected to each of the front wheel connecting portions 12.

Hereinafter, the clamping means 70 of the reverse tricycle T-clamping apparatus according to the embodiment of the present invention will be described with reference to FIG. 6A. The left and right connection portions 72 and 73 are connected to the left connection portion 73 and the right connection portion 72).

The left connecting part 73 is coupled to the left end of the clamp shaft 74 extending to the left of the T-connecting part 71 and is integrally formed with the clamping shaft 74 relative to the T- And the left end of the front wheel connecting portion 12 is connected to the distal end thereof.

The main body 11 and the front wheel connecting portion 12 are relatively rotated together with the relative rotation of the T-connecting portion and the left and right connecting portions 72 and 73 so that the body frame 10 is folded or unfolded. The clamping unit 70 is configured to fix the body frame 10 in a folded or unfolded state without moving. To this end, the clamping means 70 is provided with a locker which is disengaged to relatively rotate the T-connecting portion 71 and the left and right connecting portions 72 and 73 so as not to be relatively rotated, And is constituted by the T-connection portion 71 and the left connection portion 73.

The left connection part 73 is released to rotate relative to the T-connection part 71 and is connected to the T-connection part 71 at a predetermined position, So as to perform the function of the locker to be locked together with the T-connection.

Referring to FIGS. 6A to 6C and 7A to 7C, a left connection portion 73 configured to perform a function of a locker together with a pair of pin grooves 711c and 711d formed at the left end of the T- A pin body 731, an extension pipe 732, a locking spring 733, and a connecting body 734.

The pin body 731 is formed with a shaft hole 731a through which the clamp shaft 74 is inserted. The locking pin 731b inserted into and detached from the pin groove 711c and 711d at the distal end portion of the pin body 731 toward the left end portion of the T- As shown in Fig.

The extension pipe 732 is connected to the left end portion of the pin body 731 and extends in the left direction and has a space for accommodating the locking spring 733 therein. The left end of the pin body 731 is inserted into the right end inlet of the extension pipe 732 so that the pin body 731 and the extension pipe 732 are coupled to each other to move integrally.

The locking spring 733 is accommodated in the extension pipe 732 and one end thereof is supported at the left end of the pin body 731 and the other end thereof is supported by the coupling body 733 so that the locking pin 731b is inserted into the pin groove 711c, and 711d in the direction in which the pin body 731 is inserted.

The pin body 731 and the extension tube 732 are integrally coupled and are integrally rotated with the clamp shaft 74 supported by the shaft insertion hole 711a of the T- The clamp shaft 74 is inserted into the shaft hole 731a of the pin body 731 so that the pin body 731 and the extension pipe 732 can slide in the longitudinal direction of the clamp shaft 74, The locking pin 731b is inserted into or removed from the pin grooves 711c and 711d by the sliding movement of the clamp shaft 74. [ The locking spring 733 elastically supports the pin body 731 and the extension pipe 732 toward the T-connecting portion 71 so as not to be separated from the pin groove 711c and 711d.

The connecting body 734 is inserted into the shaft coupling hole 734a formed at the center of the coupling body 734 so that the left end of the clamp shaft 74 is inserted into the shaft coupling hole 734a so as to be unrotatably rotated and integrally rotated with the clamp shaft 74. The other end of the locking spring 733 is supported on the connecting body 734 coupled to the end of the clamp shaft 74. The right end 734b of the connector 734 is inserted into the left inlet of the extension tube 732 and the connector 734 and the extension tube 732 are inserted into the left inlet of the extension tube 734. [ The relative sliding movement is performed in the axial direction. One of the front wheel connecting portions 12 is coupled to the left end portion of the connecting body 734 so that one of the left wheel connecting portions 12 is integrally rotated with the left connecting portion 73.

The locking pin 731b formed on the pin body 731 of the left connection part 73 is inserted into any one of the two pin grooves 711c and 711d formed on the left end surface of the T- The locking pin 731b is not released from the pin grooves 711c and 711d by the elastic force of the locking spring 733 so that the left connecting portion 73 is prevented from being rotated with respect to the T- The locking is performed between the connecting portion 73 and the T-connecting portion 71. When the user pulls the left connection part 73 to the left side, the locking pin 731b slips out of the pin grooves 711c and 711d. In this state, the left connection part 73 is connected to the right connection part 72 The front wheel connecting portion 12 connected to the left and right connecting portions 72 and 73 is rotated relative to the main portion 11 to be unfolded or folded do.

Referring to FIGS. 6A to 6C and 7A to 7C, a right connection part 72 configured to perform a function of a guide together with a guide slot 711b formed in an arcuate shape at the right end of the T- A guide body 721 and an elongated connector 722.

The guide body 721 is formed with a shaft hole 721a through which the clamp shaft 74 is inserted. The guide body 721 is engaged with the clamp shaft 74 without being engaged with the clamp shaft 74 and is integrally rotated together with the clamp shaft 74 in a state where the clamp shaft 74 is inserted into the shaft hole 721a. A guide pin 721b which is inserted into the guide slot 711b and is slid along the guide slot 711b at a distal end portion of the guide member 721 toward the right end of the T- - protruding toward the right end face of the connecting portion (71). A bolt hole (not shown) inserted into a fastening bolt (not shown) fastened to a fastening hole 722c of the elongated connection body 722 is formed in the guide body 721 so as to be coupled with the elongated connection body 722 721c are formed.

The extended connector 722 is connected to the right end of the guide body 721 and extends in the right direction to connect the right end of the front wheel connecting part 12 to the right end 722a.

The extended connector 722 is coupled to the right end of the guide body 721 and is rotated integrally with the clamp shaft 74. One right portion of the front wheel connecting portion 12 is coupled to the right end portion 722a of the extended connector 722 so that one of the right wheel connecting portions 12 is integrally formed with the right connecting portion 72 .

The reverse biped bicycle having the reverse biped tire T-clamping device constructed as described above has a shape of a reverse biped bicycle in a state of being opened as shown in FIG. 1 by relative rotation of the main part 11 and the front wheel connecting part 12 And can be used as a cart which is stored in a folded state as shown in Figs. 2 and 3 or can be moved in that state. In other words, as shown in FIGS. 2 and 3, in the folded state, the basket can be placed in the basket 60, and the user can hold the handle of the bicycle handle and carry it.

Hereinafter, the folding process of the body frame 10 will be described with reference to FIGS. 8A to 8E, which illustrate the operation of the reverse tricycle T-clamping apparatus according to an embodiment of the present invention.

FIG. 8A shows a state in which the body frame 10 is opened to form a reverse bipedal bicycle type as shown in FIG. 1. In this state, the locking pin 731b of the left connecting portion 73 is connected to the T- The main portion 11 and the front wheel connecting portion 12 are not rotated but remain fixed because they are inserted into one of the two pin grooves 711c formed in the main portion 11 and the front wheel connecting portion 12. [ 8B, when the user pulls the pin body 731 and the extension pipe 732 of the left connection portion 73 in the left direction U, the user pushes the body frame 10 in a state shown in FIG. The locking pin 731b of the left connecting part 73 is pulled out of one of the two pin grooves 711c formed in the T-connecting part 71. In this state, the T- The relative rotation between the connecting portions 72 and 73 becomes possible so that the relative rotation between the main portion 11 connected to the T-connecting portion 71 and the front wheel connecting portion 12 connected to the left and right connecting portions 72 and 72, Is possible. The user can rotate the main part 11 between the main part 11 connected to the T-connecting part 71 and the front wheel connecting part 12 connected to the left and right connecting parts 72 and 72, As shown in FIG. 8C, the body frame 10 can be rotated (R3) until the body frame 10 is completely folded as shown in FIG. 8E while performing the rotations R1 and R2 as shown in FIGS. The pin body 731 of the left connection part 73 and the extension pipe 732 of the left connection part 73 are connected to each other in the state in which the main frame 11 and the front wheel connection part 12 are relatively rotated until the body frame 10 is completely folded, The locking pin 731b of the left connecting portion 73 is moved in the rightward direction U by the locking spring 733 so that the locking pin 731b of the left connecting portion 73 is inserted into one of the two pin holes formed in the T- And the left and right connection portions 72 and 73 are fixed to each other so as not to be rotated relative to each other. Thus, as shown in FIGS. 2 and 3, State is maintained.

Likewise, the change from the cart mode to the unfolding state is performed in the reverse order of the order shown in Figs. 8A to 8E.

The reverse-bipedal T-clamping apparatus described above and shown in the drawings is only one embodiment for carrying out the present invention, and should not be construed as limiting the technical idea of the present invention. The scope of protection of the present invention is defined only by the matters set forth in the following claims, and the embodiments improved and changed without departing from the gist of the present invention are obvious to those having ordinary skill in the art to which the present invention belongs It will be understood that the invention is not limited thereto.

10 Body frame
11 Main Department
12 front wheel connection
13 Rear connection
21 rear wheel
22 One pair of front wheels
30 saddles
40 Handle
51 pedal drive part
52,
60 Basket support
70 clamping means
71 T-connection
711a shaft insertion hole
711b guide slot
711c, 711d pin-
72 Right connection
721 Guide body
722 extension connector
73 Left connection
731
732 extension pipe
733 Locking spring
734 connector
74 Clamp axis

Claims (5)

  1. A reverse bike T-clamping device for folding and unfolding the body frame to convert a reverse-biped bicycle in which a pair of front wheels is mounted at the front of the body frame and a rear wheel is mounted at the rear of the body frame, In this case,
    The body frame includes a main portion on which a saddle is mounted and a pair of front wheel connecting portions branched from both sides of the main portion in front of the main portion and connected to the main portion to form a T-
    A pair of the main portion and the front wheel connecting portion are connected by clamping means,
    The clamping means includes a T-shaped T-connection portion branched to both sides from the front end of the main portion, and a T-connection portion connected to the T-connection portion so as to be relatively rotatable with respect to the T- Left and right connection portions connected to the respective front wheel connecting portions, and a locker coupled to the T-connecting portion and the left and right connecting portions such that the T-connecting portion and the left and right connecting portions are relatively rotated,
    Wherein the main portion and the front wheel connecting portion are relatively rotated together with the relative rotation of the T-connecting portion and the left and right connecting portions.
  2. The method according to claim 1,
    And a clamp shaft extending to both sides of the T-
    Wherein the left and right connection portions are connected to the clamp shaft,
    Wherein one of the T-linking portion and the left and right linking portion is pivotally supported on the clamp shaft so that the T-linking portion and the left and right linking portions are relatively rotatably connected.
  3. 3. The method of claim 2,
    The T-connection portion is formed with a shaft insertion hole penetrating laterally,
    And the clamp shaft is inserted into the shaft insertion hole so that the T-connecting portion is supported on the clamp shaft.
  4. 4. The method according to any one of claims 2 to 3,
    Wherein the locker is connected to the clamp shaft such that one of the left and right connection portions can reciprocate along the clamp axis so as to face the T-
    A pin groove formed in one of the left and right connection portions and the T-
    Wherein one of the left and right connection portions is reciprocated along the clamp axis and is provided with a locking pin on one of the left and right connection portions and the other one of the T-connection portions at a position facing the pin groove so as to be inserted into and out of the pin groove. Bicycle T Clamping device.
  5. 4. The method according to any one of claims 1 to 3,
    At least one of the left and right connection portions and the T-
    A guide slot is formed in an arcuate shape in any one of the left and right connection portions or the T-
    And a guide pin is protruded from the other one of the left and right connection portions or the T-connection portion at a position where the guide pin is inserted into the guide slot and slidably moved along the guide slot.
KR1020180034255A 2018-03-26 2018-03-26 T-clamping device of reverse three wheel bicycle KR101852131B1 (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100941319B1 (en) 2009-09-11 2010-02-05 김용겸 Tiltable bowing bicycle having reverse three wheel
KR20100125587A (en) 2009-05-21 2010-12-01 김용겸 Complex reverse three wheel bicycle to change width of a pair of wheel
KR20130116423A (en) * 2012-03-16 2013-10-24 허홍 Collapsible reverse tri-wheeled electric bicycle
US9321472B2 (en) * 2012-07-17 2016-04-26 Avihu Maor Yahlomi Investments Ltd Cart for use with pedal-cycle or other tilt-cornering vehicle
KR101799554B1 (en) 2017-07-17 2017-11-20 주식회사 마루 One wheels type shock absorber with reverse three wheel bicycle the same
KR101801159B1 (en) 2016-09-19 2017-12-20 김정오 Reverse three wheel bicycle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100125587A (en) 2009-05-21 2010-12-01 김용겸 Complex reverse three wheel bicycle to change width of a pair of wheel
KR100941319B1 (en) 2009-09-11 2010-02-05 김용겸 Tiltable bowing bicycle having reverse three wheel
KR20130116423A (en) * 2012-03-16 2013-10-24 허홍 Collapsible reverse tri-wheeled electric bicycle
US9321472B2 (en) * 2012-07-17 2016-04-26 Avihu Maor Yahlomi Investments Ltd Cart for use with pedal-cycle or other tilt-cornering vehicle
KR101801159B1 (en) 2016-09-19 2017-12-20 김정오 Reverse three wheel bicycle
KR101799554B1 (en) 2017-07-17 2017-11-20 주식회사 마루 One wheels type shock absorber with reverse three wheel bicycle the same

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