KR101776270B1 - walking training apparatus is based on a roof rail - Google Patents

walking training apparatus is based on a roof rail Download PDF

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Publication number
KR101776270B1
KR101776270B1 KR1020150117728A KR20150117728A KR101776270B1 KR 101776270 B1 KR101776270 B1 KR 101776270B1 KR 1020150117728 A KR1020150117728 A KR 1020150117728A KR 20150117728 A KR20150117728 A KR 20150117728A KR 101776270 B1 KR101776270 B1 KR 101776270B1
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KR
South Korea
Prior art keywords
air
plug
balance hoist
hoist
air balance
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Application number
KR1020150117728A
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Korean (ko)
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KR20170022582A (en
Inventor
조홍식
이동훈
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(주)젬텍
(주)지닉스
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Priority to KR1020150117728A priority Critical patent/KR101776270B1/en
Publication of KR20170022582A publication Critical patent/KR20170022582A/en
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Publication of KR101776270B1 publication Critical patent/KR101776270B1/en

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02—Stretching or bending or torsioning apparatus for exercising
    • A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
    • A61H1/0255—Both knee and hip of a patient, e.g. in supine or sitting position, the feet being moved together in a plane substantially parallel to the body-symmetrical plane
    • A61H1/0262—Walking movement; Appliances for aiding disabled persons to walk
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0119—Support for the device
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12—Driving means
    • A61H2201/1238—Driving means with hydraulic or pneumatic drive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/10—Leg

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The present invention relates to a runway rail installed along a ceiling of a room for gait rehabilitation treatment; And an air-pressure storage space communicated with the air-pressure storage space is formed at a center of one of the side walls, and an air-plug through which the high-pressure air flows is protruded, An air balance hoist having guide shafts protruded from both sides thereof; The air balance hoist is installed on the ceiling of the room so as to be opposed to the air balance hoist. A plug guide groove, in which the air plug of the air balance hoist is accommodated, is recessed and connected to the air plug, And a shaft guide groove receiving the guide shafts of the air balance hoist is formed at both sides of the plug guide groove so as to be recessed and formed; And an operation unit including an air injection operation button for operating to supply high-pressure air to the air socket, wherein a docking between the air balance hoist and the docking unit is performed by the operation unit, So that a stable docking state can be maintained while discharging high-pressure air or smoothly undocking when charging is completed.

Description

[0001] The present invention relates to a ceiling rail-based walking rehabilitation apparatus,

The present invention relates to a ceiling rail-based gait rehabilitation apparatus, and more particularly, to a ceiling rail-based gait rehabilitation apparatus that can accurately dock between an air balance hoist and a docking unit, while maintaining a stable docking state, The present invention relates to a new type of ceiling rail-based gait rehabilitation device capable of performing undocking.

In general, patients who become uncomfortable by themselves due to various disabilities such as disasters and diseases, are gradually rehabilitating themselves to a state of health prior to the disability through regular rehabilitation exercises so that they can walk on their own.

Such rehabilitation in the case of gait disorder should be performed progressively from the range of not giving the patient to the patient to the extent that it can support the weight of the patient himself.

In particular, recently, a runway rail having various trajectories along a ceiling was installed, an air balance hoist was movably installed on the runway rail, and the air balance hoist was connected to a belt worn by the patient, And a technique for walking and rehabilitation is being developed.

That is, an air balance hoist capable of lifting the set weight is applied to the gait rehabilitation apparatus, and the gait rehabilitation apparatus is connected to the runway rails installed on the ceiling to allow the patient to walk and rehabilitate while running along the runway rails will be.

In this connection, it is as disclosed in Japanese Patent No. 10-1528638.

In this prior art, it is proposed that the walkway can be rehabilitated without using an air hose, so that the runway rails can be used by various users at the same time, and walking in a free direction is possible.

However, in the above-described conventional air balance hoist, there is a problem that when the docking portion is docked, the communication portion formed on the outer surface of the air balance hoist can not be exactly matched to the connecting pipe and thus can not be smoothly engaged.

That is, considering that the air balance hoist is moved along the runway rail, both side portions perpendicular to the moving direction are vertically inclined or shaken, resulting in precise connection between the connecting portion and the connecting pipe I did not.

Particularly, in the case of the connection pipe, since the structure is exposed to the outside and sufficient force is required to accurately dock the connection pipe and the air balance hoist to each other, the air balance hoist is moved at a high speed during operation for docking The connection pipe is not correctly received in the receiving groove of the communication part, and the connection pipe is hit by the wall surface of the communication part and is damaged.

Patent No. 10-1528638

SUMMARY OF THE INVENTION It is an object of the present invention to provide an air balance hoist which can accurately dock between an air balance hoist and a docking unit while maintaining a stable docking state, And to provide a ceiling rail-based gait rehabilitation apparatus according to a new type in which smooth undocking can be performed when charging is completed.

According to an aspect of the present invention, there is provided a ceiling rail-based gait rehabilitation apparatus including: a runway rail installed along a ceiling of a room for gait rehabilitation therapy; And an air-pressure storage space communicated with the air-pressure storage space is formed at a center of one of the side walls, and an air-plug through which the high-pressure air flows is protruded, An air balance hoist having guide shafts protruded from both sides thereof; The air balance hoist is installed on the ceiling of the room so as to be opposed to the air balance hoist. A plug guide groove, in which the air plug of the air balance hoist is accommodated, is recessed and connected to the air plug, And a shaft guide groove receiving the guide shafts of the air balance hoist is formed at both sides of the plug guide groove so as to be recessed and formed; And an operation unit having an air injection operation button for operating to supply high-pressure air to the air socket.

Here, each guide shaft of the air balance hoist is formed longer than the length of the air plug.

In addition, the end portions of the guide shafts may be inclined or rounded so as to gradually decrease in diameter toward their ends, and each shaft guide groove of the docking block may be inclined or widened so that its inlet- And is rounded.

The through hole may be formed in one of the outer surfaces of the docking block so as to extend through the plug guide groove, and a locking hole may be formed in a portion of the plug guide groove where the through hole is formed, Wherein the lock bracket is provided with a lock releasing portion for pushing the locking ring while the plunger is inserted into the through hole in any one of the mounting bracket and the docking block, And an unlock switch is further provided on the circumferential surface of the air plug so that when the air plug is connected to the air socket, a locking groove is formed so as to be restrained while the locking ring is engaged.

In addition, the air plug and the air socket are further provided with check valves for opening the duct only when the air plug and the air socket are connected to each other.

As described above, in the ceiling rail-based gait rehabilitation apparatus according to the present invention, the high pressure air stored in the air pressure storage space of the air balance part constituting the air balance hoist can be always maintained constant without using the air hose.

In particular, in the process of locking the air balance hoist to the locking block, the structure of the guide shafts and the shaft guide groove prevents the air balance portion from being tilted to the right and left, so that the connection between the air plug and the air socket can be accurately performed.

In addition, since the two guide shafts are configured to protrude more than the air plug, even if the air plug is not correctly received in the plug guide groove of the locking block, the air plug is prevented from colliding with the locking block, Can be prevented.

Further, in the ceiling rail-based gait rehabilitation apparatus according to the present invention, since the check valve is provided in the air plug and the air socket, the discharge of the high-pressure air through the air plug or the air socket is cut off when separated from each other, So that it is possible to prevent the outgoing.

1 is a perspective view of a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention,
FIG. 2 is a perspective view illustrating a state in which a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention is docked;
FIG. 3 is a side view for explaining a state of the ceiling rail-based gait rehabilitation apparatus according to the embodiment of the present invention in a non-
FIG. 4 is a side view for explaining a state when the ceiling-rail-based gait rehabilitation apparatus according to the embodiment of the present invention is docked
5 to 7 are enlarged views illustrating a docking and locking process of a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention.

Hereinafter, a preferred embodiment of a ceiling rail-based gait rehabilitation apparatus according to the present invention will be described with reference to FIGS. 1 to 7.

FIG. 2 is a perspective view of a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention. FIG. 2 is a perspective view of a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention. 3 is a side view for explaining a non-docking state of a ceiling rail-based gait rehabilitation apparatus according to an embodiment of the present invention, and Fig. 4 is a perspective view of a ceiling rail according to an embodiment of the present invention. Based rehabilitation apparatus according to the present invention.

As shown in these figures, the ceiling rail-based gait rehabilitation apparatus according to the embodiment of the present invention includes a runway rail 100, an air balance hoist 200, a docking block 300, and an operation unit 400 The air balance hoist 200 and the docking block 300 are connected to each other by the guide shaft 250 and the shaft guide groove 340 in the docking operation of the air balance hoist 200, So that it can be accurately engaged with the air socket 310 of the docking block 300.

This will be described in more detail below for each configuration.

First, the runway rail 100 is a structure installed on the ceiling of a room for gait rehabilitation treatment.

The runway rail 100 is formed in a track shape so that a plurality of patients can simultaneously use the same in a narrow space.

The air balance hoist 200 is a device that adjusts the air pressure to lift the patient by a set load. The air balance hoist 200 includes an air balance part 210, a moving part 220, a lifting wire 230, And a discharge nozzle 240.

Here, the air balance portion 210 is formed of a cylinder having an air pressure storing space (not shown) therein.

In addition, an air plug 250, which communicates with the air pressure storage space and into which high-pressure air flows, protrudes from a central portion of each of the wall surfaces of the air balance portion 210 in the moving direction, And a guide shaft 260 protruding from both sides of the guide shaft 260.

Particularly, it is suggested that the guide shafts 260 are formed longer than the length of the air plug 250. Thus, in the process of docking the air balance hoist 200 to the docking block 300, So that it can be prevented from being damaged by being hit by the docking block 300.

That is, even though the guide shafts 260 do not exactly coincide with the shaft guide grooves 340 of the docking block 300 to be described later in the process of docking the air balance hoist 200 to the docking block 300, The guide shafts 260 can be prevented from hitting the docking block 300 without colliding with the docking block 300 and preventing the airplane 250 from being damaged. So that the air plug 250 can be prevented from tilting or moving to the left or right in a state where the air plug 250 is connected to the air socket 310 of the docking block 300 It is.

The moving part 220 is a part for mounting the air balance part 210 on the runway rail 100. The upper end of the moving part 220 is movably installed along the runway rail 100 and the lower end of the moving part 220 is coupled to the air balance part 210.

The lifting wire 230 is a wire for selectively lifting a belt 231 to be worn by a patient while interlocking with the air balance portion 210. One end of the lifting wire 230 is connected to a piston rod constituting the air balance portion 210 And the other end is detachably connected to the belt 231 worn by the patient.

The air discharging nozzle 240 discharges the high pressure air stored in the air pressure storing space in the air balance portion 210 while being opened by the pulling operation of the operating wire 241. The air balance portion 210 As shown in Fig.

Next, the docking block 300 moves the air balance hoist 200 to a specified place and docks the air balance hoist 200 to the air balance hoist 200, and the air socket 310 is installed to supply high- .

The docking block 300 is fixed to a specific part of the ceiling of the room by the mounting bracket 320. At this time, the mounting bracket 320 is fixed at a position adjacent to one end of the runway rail 100 in the ceiling of the room, and a part of the mounting bracket 320 blocks the air balance hoist 200, (300) is fixed to a surface of the mounting bracket (320) facing the air balance hoist (200).

A plug guide groove 330 in which the air plug 250 of the air balance hoist 200 is accommodated is formed at a center side portion of the docking block 300 facing the air balance hoist 200, The plug guide groove 330 is provided with an air socket 310 connected to the air plug 250 to supply high pressure air and the air balance hoist 200 The shaft guide grooves 340 in which the guide shafts 260 of the guide shafts 260 are accommodated.

Particularly, the end portions of the guide shafts 260 constituting the air balance hoist 200 are formed to be inclined or rounded so as to gradually decrease in diameter toward the ends thereof, and the shaft guide grooves 340 And the air balance hoist 200 is docked to the docking block 300 through the structure of the guide shaft 260. In this way, The guide shafts 260 and the shaft guide grooves 340 are aligned with each other as the docking progresses even though the end positions do not exactly coincide with the respective shaft guide grooves 340, To be accurately connected to the air socket 310 of the docking block 300.

In the embodiment of the present invention, only when the air plug 250 and the air socket 310 are connected to each other within the air plug 250 and the air socket 310, Are omitted) are additionally provided.

The structure including the check valve as described above can prevent the air balance hoist 200 from momentarily bouncing due to leakage of the sudden high-pressure air when the air plug 250 and the air socket 310 are disconnected It is.

When the air balance hoist 200 is docked to the docking block 300, the operation unit 400 may be connected to the air balance hoist 200 through the air socket 310 of the docking block 300, This is the site to be operated at a remote place to be made.

It is preferable that the operating unit 400 is located at a portion that is convenient for the user to operate. In the embodiment of the present invention, the operating unit 400 is installed on a pillar (or a wall).

In addition, the operation unit 400 is provided with an air injection operation button 410 for operating to supply high-pressure air to the air socket 310.

In addition, the present invention further provides that the operation unit 400 further includes a pressure gauge 420 for checking the amount of high-pressure air charged into the air balance hoist 200. That is, the user can adjust the charging amount of the high-pressure air into the air balance hoist 200 through the operation of the air injection operation button 410 while confirming the pressure gauge 420.

In the embodiment of the present invention, a through hole 350 is formed in the upper surface of the docking block 300 so as to reach the plug guide groove 330, A locking ring 510 is provided at a portion where the locking hole 350 is formed so as to be elastically movable in the direction of penetration of the through hole 350 and the locking bracket 320 or the docking block 300 And a lock releasing unit 520 for pressing the locking ring 510 while the plunger 521 is inserted into the through hole 350. The operation unit 400 is provided with a lock releasing unit 520, The air plug 250 is provided on the circumferential surface of the air plug 250 so that the locking ring 510 is engaged and constrained when the air plug 250 is connected to the air socket 310 Grooves 251 are formed in a recessed shape. At this time, the unlocking unit 520 is constituted by a normal air cylinder.

That is, the connection state between the air plug 250 and the air socket 310 can be stabilized through the additional installation of the locking ring 510 and the unlocking unit 520, When the user desires to disconnect from the socket 310, the locking can be automatically released through the operation of the remote button.

Hereinafter, the gait rehabilitation process using the ceiling rail-based gait rehabilitation apparatus according to the embodiment of the present invention will be described in more detail.

First of all, when performing the walk rehabilitation using the walking rehabilitation apparatus, the air balance hoist 200 is moved to a position where the docking block 300 is located, and then the air plug 250 of the air balance hoist 200 is docked To the air socket (310) of the block (300).

The connection between the air plug 250 and the air socket 310 is performed by docking the air balance hoist 200 to the docking block 300. At this time, The air duct 260 is guided and inserted into the two shaft guide grooves 340 formed in the docking block 300 to guide the air plug 250 to the air socket 310 exactly.

When the air balance hoist 200 is docked to the docking block 300 and the air plug 250 and the air socket 310 are connected as described above, Thereby preventing unwanted separation of the air plug 250 from the engagement groove 251.

When the air plug 250 is connected to the air socket 310, the user operates the air injection operation button 410 while wearing the belt 231 connected to the lifting wire 230 .

When the operation button 410 for air injection is operated, the high-pressure air is injected into the air pressure storage space in the air balance portion 210 constituting the air balance hoist 200, and the lifting wire 230 ) Is provided and the load considering the weight of the user is provided.

At this time, the user injects high-pressure air to reach the appropriate pressure through the pressure gauge 420. If the high-pressure air is excessively injected, the user pulls the operating wire 241, A part of the high-pressure air charged in the air pressure storage space in the air balance portion 210 is discharged, so that a proper load can be provided.

When the lifting height of the lifting wire 230 is adjusted, the unlock switch 430 is operated to operate the unlocking unit 520 to release the constraint of the air plug 250. That is, by the operation of the unlocking unit 520, the locking ring 510 is pressed downward and released from the engagement groove 251 of the air plug 250, thereby releasing the constraint of the air plug 250 will be.

Thereby, the air balance hoist 200 is separated from the locking block 300 by the movement of the user. Particularly, when the air balance hoist 200 is separated from the locking block 300, a check valve (not shown) provided in the air plug 250 and the air socket 310 closes the duct, The air balance hoist 200 is prevented from being suddenly thrown from the locking block 300 due to the influence of the air balance hoist 200.

Therefore, the air balance hoist 200 can maintain the closed state of the air pressure storage space of the air balance part 210 from the external environment even if continuous air supply is not performed, And thus can perform the walking rehabilitation treatment freely.

When the rehabilitation treatment is completed, the patient (or the caregiver) moves the air balance unit 210 by the pulling operation of the operation wire 241, So that the air pressure in the combustion chamber is discharged to the outside.

That is, when the operation wire 241 is pulled, the air discharge nozzle 240 is opened and the high pressure air stored in the air pressure storage space of the air balance 210 is forced out through the air discharge nozzle 240 It can be.

Thereby, the patient is in a free state, and the connection between the belt 231 and the lifting wire 230 is possible.

As a result, the ceiling rail-based gait rehabilitation apparatus according to the present invention can maintain the high pressure air stored in the air pressure storage space of the air balance unit 210 constituting the air balance hoist 200 constantly without using the air hose Therefore, the use of the air hose can be omitted.

In particular, in the process of locking the air balance hoist 200 to the locking block 300, the structure of the guide shafts 260 and the shaft guide grooves 340 prevents the air balance portion 210 from tilting to the left and right, The connection between the plug 250 and the air socket 310 is correctly performed.

The two guide shafts 260 protrude more than the air plug 250 so that even if the air plug 250 is not correctly received in the plug guide groove 330 of the locking block 300, It is possible to prevent the air plug 250 from bumping against the locking block 300 to prevent the air plug 250 from being damaged.

The ceiling rail-based gait rehabilitation apparatus according to the present invention includes a check valve in an air plug 250 and an air socket 310 so that a high pressure It is possible to prevent the air balance hoist 200 from being suddenly thrown out by blocking the discharge of the air.

The check valve provided in the air socket 310 may be configured such that a minute operation delay is provided so that when the air balance hoist 200 is separated from the locking block 300, So that a small amount of high-pressure air can be discharged through the air socket 310 when the air balance hoist 200 is separated from the locking block 300, So that the hoist 200 can be more easily separated from the locking block 300.

100. Runway rail 200. Air balance hoist
210. Air balance part 220. Moving part
230. Lifting wire 231. Belt
240. Nozzle for air discharge 241. Operation wire
250. Air plug 251. Clamping groove
260. Guide shaft 300. Docking block
310. Air socket 320. Mounting bracket
330. Plug guide groove 340. Shaft guide groove
350. Through hole 400. Control unit
410. Operation button for air injection 420. Pressure gauge
430. Unlock switch 510. Locking ring
520. Locking and dismounting 521. Plunger

Claims (5)

Runway rails installed along the ceiling of the room for gait rehabilitation therapy;
And an air-pressure storage space communicated with the air-pressure storage space is formed at a center of one of the side walls, and an air-plug through which the high-pressure air flows is protruded, An air balance hoist having guide shafts protruded from both sides thereof;
A mounting bracket fixedly installed at a position adjacent to one end of the runway rail in a ceiling of the room and partly covering the air balance hoist;
A mounting portion for mounting the air balance hoist, and an air balance hoist for mounting the air balance hoist, wherein the mounting bracket is fixed on a surface of the mounting bracket opposite to the air balance hoist and is opposed to the air balance hoist, And a shaft guide groove for receiving the guide shafts of the air balance hoist is formed at both sides of the plug guide groove so as to be communicated with the air plug to supply high pressure air, ;
And an operation unit including an air injection operation button for operating to supply high-pressure air to the air socket,
A through hole penetrating through the plug guide groove is formed on an outer surface of the docking block,
Wherein a locking ring is provided at a portion of the plug guide groove at which the through hole is formed, the locking ring being provided so as to be elastically movable in a penetrating direction of the through hole,
Wherein the locking bracket or the docking block is provided with a lock releasing portion for pushing the locking ring while the plunger is inserted into the through hole,
The operation unit may further include an unlock switch for operating the unlocking unit,
Wherein a hook groove is formed on the circumferential surface of the air plug so that the locking ring is constrained when the air plug is connected to the air socket. The method according to claim 1,
Wherein the guide shafts of the air balance hoist are formed longer than the length of the air plug. The method according to claim 1 or 2,
The end portions of the guide shafts are formed so as to be inclined or rounded so that their diameters gradually decrease toward their ends,
Wherein each of the shaft guide grooves of the docking block is formed so as to be inclined or rounded so that its entrance side portion gradually expands toward the outside. delete The method according to claim 1,
Wherein the air plug and the air socket are further provided with check valves for opening the duct only when the air plug and the air socket are connected to each other.


KR1020150117728A 2015-08-21 2015-08-21 walking training apparatus is based on a roof rail KR101776270B1 (en)

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KR101776270B1 true KR101776270B1 (en) 2017-09-19

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Publication number Priority date Publication date Assignee Title
KR102167267B1 (en) * 2019-04-25 2020-10-20 (주)젬텍 Walking training apparatus based on a roof rail

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3678477B2 (en) * 1995-10-24 2005-08-03 日東工器株式会社 Multiple pipe joint connection device
JP2014074435A (en) 2012-10-03 2014-04-24 Fujitsu Semiconductor Ltd Coupler and piping system
KR101528638B1 (en) * 2013-07-19 2015-06-17 (주)지닉스 walking training apparatus is based on a roof rail

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3678477B2 (en) * 1995-10-24 2005-08-03 日東工器株式会社 Multiple pipe joint connection device
JP2014074435A (en) 2012-10-03 2014-04-24 Fujitsu Semiconductor Ltd Coupler and piping system
KR101528638B1 (en) * 2013-07-19 2015-06-17 (주)지닉스 walking training apparatus is based on a roof rail

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