CN101837800A

CN101837800A - The handspike of perambulator

Info

Publication number: CN101837800A
Application number: CN201010167133A
Authority: CN
Inventors: 浅野顺一; 森口健太郎
Original assignee: Combi Corp
Current assignee: Combi Corp
Priority date: 2005-09-30
Filing date: 2006-09-30
Publication date: 2010-09-22
Anticipated expiration: 2026-09-30
Also published as: HK1148503A1; KR20070037347A; KR101327296B1; CN101837800B; TWI439385B; HK1105395A1; TW200716423A

Abstract

The handspike of perambulator of the present invention (15) possesses a counter-lateral quadrents pipe (67), U word shape pipe (68), be located at the long-distance operating device (37) on the U word shape pipe and be located at long-distance operating device (37) goes up and is attached at metal filament (69) on the latch-release parts of being located on each sidepiece pipe (38).On each sidepiece pipe, be provided with a square joint (61) with side's external gear (71).On U word shape pipe, be provided with and have the opposing party's external gear (83) and with respect to square joint rotation the opposing party's joint (65) freely.Between a square joint (61) and the opposing party's joint (65), be provided with the inner gear (63) on the external gear that dismounting is attached at the external gear of a square joint (61) and the opposing party's joint (65) freely and be adjacent to be provided with, metal filament (69) is directed near the centre of gration of the opposing party's joint (65) metal filament leading axle (74) with inner gear (63).

Description

The handspike of perambulator

The application is that denomination of invention is " handspike of perambulator ", the applying date to be that on September 30th, 2006 and application number are dividing an application of 200610141573.1 application for a patent for invention.

Technical field

The present invention relates to the handspike of perambulator, particularly can improve the operability of long-distance operating device and handspike that can the weight-saving perambulator.

Background technology

Generally, in order taking a walk or shopping etc. and newborn child is taken in the perambulator that uses under the outdoor situation, to have developed and to have folded, take in and carry the easy perambulator that becomes as required.

Figure 23 is partly cut-away's block diagram of the schematic configuration of expression perambulator.As shown in figure 23, the perambulator main body possess the pair of right and left foreleg 12 with front-wheel 11, pair of right and left back leg 14, handspike 15, pair of right and left handrail 16 with U word sigmoid roughly with trailing wheel 13 and respectively pivotal mounting an end of this handrail 16 and extend in parallel to each other about 2 sidepiece longitudinal tubule (L tubule)s 17.

The top ends of foreleg 12 in the anterior pivotal mounting of each handrail 16, between the leading section of this handrail 16, setting up the flexible protection arm 18 of arcuation removably.In addition, about the top ends of back leg 14 also be pivotally mounted on the pars intermedia of handrail 16, at the pars intermedia head lamp brush guard pivot of this back leg 14 a end with the carriage 19 of ㄑ word sigmoid is installed.In addition, the midway location of carriage 19 is pivotally mounted in respectively on the bottom of sidepiece longitudinal tubule (L tubule) 17.And, under the deployed condition of perambulator,, keep this deployed condition engaging the Lock Part 20 that is slidably mounted on the sidepiece longitudinal tubule (L tubule) 17 on the engagement section on the other end that is formed at carriage 19.

On the other hand, about foreleg 12 link stay 22 by foreleg and link with toe board 21, about back leg 14 link stay 23 by back leg and link.And then on the pars intermedia of each foreleg 12, pivotal mounting the front end of side frame 24, and the rear end of this side frame 24 is pivotally mounted on the leading section of sidepiece longitudinal tubule (L tubule) 17 with the bottom of above-mentioned carriage 19 and handspike 15.The pars intermedia of the side frame 24 in addition, links stay 25 by the top of extending along left and right directions and links.

So, be fastened on by the Lock Part on the lower end that will be located at sidepiece longitudinal tubule (L tubule) 17 20 on the fastener on the upper end of being located at carriage 19, perambulator is remained spendable deployed condition.On the other hand, if be located at the disengaging that engages that handling device 26 on the handspike 15 makes Lock Part 20 and carriage 19 by operation, then handrail 16 and side frame 24 can be that swing upward at the center with each pivotal mounting point with respect to sidepiece longitudinal tubule (L tubule) 17.As a result, foreleg 12 and back leg 14 are swung to the almost parallel state, can be folded into 2 folding states and be convenient for carrying.

On the perambulator main body that forms as described above, the lower seat 27 that has seat board portion and carry on the back the portion of supporting is installed.That is, lower seat 27 is installed in top with the 27a of its seat board portion and links on the stay 25, and the pivotal mounting point of carrying on the back the above-mentioned handrail 16 of ratio of the sidepiece longitudinal tubule (L tubule) 17 about the side portion about the 27b of portion is installed in is leaned on upper portion.And, on lower seat 27, as required and mounting is equipped with the infant seat (not shown) that is made of sewed product, make newborn child be sitting in or lie on this infant seat, carry out moving of perambulator.

In perambulator as described above, locate to have in arms the situation that perambulator transports owing to have, so lightweight becomes side's problem with folding state carrying or at step etc.

In the past, shown in Figure 24 (a), Figure 24 (b), the handspike 15 of perambulator possessed a counter-lateral quadrents pipe 67 and was configured in the U word shape pipe 68 of 67 of counter-lateral quadrents pipes.On U word shape pipe 68, be provided with long-distance operating device, in addition, the metal filament (wire) 69 that is attached on the latch-release parts of being located on each sidepiece pipe arranged in binding on the long-distance operating device.On each sidepiece pipe 67, be provided with a square joint 61, on U word shape pipe 68, be provided with and have the opposing party's external gear 83 and metal filament path of navigation 90 and with respect to a cooresponding square joint 61 rotations the opposing party's joint 65 freely with side's external gear 71 and metal filament path of navigation 90.And then, between a square joint 61 and the opposing party's joint 65, be provided with the inner gear 63 that dismounting engages the opposing party's external gear 83 of side's external gear 71 of a square joint 61 and the opposing party's joint 65 freely.

Here, metal filament 69 is configured in the metal filament path of navigation 60 in the outside of being located at inner gear 63, so that it can not be wound on the inner gear 63 when U word shape pipe 68 is bent with respect to each sidepiece pipe 67.Therefore, bend under the situation about disposing (with reference to Figure 24 (b)) with respect to sidepiece pipe 67 with respect to situation (with reference to Figure 24 (a)) and the U word shape pipe 68 of sidepiece pipe 67 at U word shape pipe 68, need make the length variations that is configured in the metal filament 69 in the metal filament path of navigation 60 with the linearity configuration.Therefore, form ring 59, form the idle running amount by making metal filament 69 rotations in advance.

But, if be pre-formed such ring 59, then when operating, have useless drag effect by long-distance operating device, become the reason of operability variation.In addition, because metal filament 69 is heavier, so form ring 59 if make metal filament 69 rotations, then perambulator becomes the amount that has weighed this part.

In addition, the remote-control device by on hand etc. make action such as Lock Part 20 parts mostly by be in the inboard of the such pipe of handspike and with the inner slide parts of on hand remote-control device interlock and with its jointly the outside slip dynamic component of follow up action constitute.And this outside slip dynamic component forms tubular mostly usually, and perambulator becomes the amount that has weighed this part.That is, although the outside slip dynamic component because as long as to follow the inner slide parts just passable, so might not to need be tubular, most outside slip dynamic component forms tubular usually, under consideration weight-saving situation room for improvement is arranged.

Summary of the invention

The present invention considers that such problem makes, and purpose provides the handspike of weight-saving perambulator.

The present invention is a kind of handspike of perambulator, it is characterized in that, possesses: a counter-lateral quadrents pipe; U word shape pipe is configured between a counter-lateral quadrents pipe; Long-distance operating device is located on the U word shape pipe; Metal filament is located on the long-distance operating device, and is attached on the latch-release parts of being located on each sidepiece pipe; One square joint is located on each sidepiece pipe, and has side's external gear and metal filament path of navigation; The opposing party's joint is located on the U word shape pipe, and has the opposing party's external gear and metal filament path of navigation, with respect to cooresponding square joint rotation freely; Inner gear is located between a square joint and the opposing party's joint, and dismounting is fastened on the opposing party's external gear of side's external gear of a square joint and the opposing party's joint freely; Guide member between a square joint and the opposing party's joint, be adjacent to be provided with inner gear, have metal filament is directed near the centre of gration of the opposing party's joint metal filament leading axle.

The present invention is a kind of handspike of perambulator, it is characterized in that, guide member has the holding plate that keeps the metal filament leading axle and is located on the holding plate and the guide protrusion of guide wire.

The present invention is a kind of handspike of perambulator, it is characterized in that, the guide protrusion of guide member forms the space in U word shape pipe side, forms in sidepiece pipe side to keep otch wiry.

The present invention is a kind of handspike of perambulator, it is characterized in that, is provided with on the opposing party's joint the opposing party's external gear of the opposing party's joint and the button of removing that engages of inner gear.

The present invention is a kind of handspike of perambulator, it is characterized in that, is provided with to make the groove of backing out that metal filament backs out on the holding plate of guide member.

The present invention is a kind of handspike of perambulator, it is characterized in that, is provided with spring between a large internal gear and the square joint; On a square joint, be provided with the spring anchor shaft of fixing this spring from the inboard supporting.

The present invention is a kind of handspike of perambulator, it is characterized in that, possesses: a counter-lateral quadrents pipe; U word shape pipe is configured between a counter-lateral quadrents pipe; Long-distance operating device is located on the U word shape pipe; Metal filament is located on the long-distance operating device, and is attached on the latch-release parts of being located on each sidepiece pipe; One square joint is located on each sidepiece pipe, and has side's external gear and metal filament path of navigation; The opposing party's joint is located on the U word shape pipe, and has the opposing party's external gear and metal filament path of navigation, with respect to cooresponding square joint rotation freely; Inner gear is located between a square joint and the opposing party's joint, and dismounting is fastened on the opposing party's external gear of side's external gear of a square joint and the opposing party's joint freely; A certain side in one square joint and the opposing party's joint has metal filament is directed near the centre of gration of the opposing party's joint metal filament leading axle.

The present invention is a kind of handspike of perambulator, it is characterized in that, a certain side in a square joint and the opposing party's joint has the adapter body that the metal filament leading axle is installed; Adapter body has along the hand of rotation of the opposing party's joint extends the otch that is provided with.

The present invention is a kind of handspike of perambulator, it is characterized in that, the otch that is provided with covers and rotation connector cover freely on the hand of rotation of the opposing party's joint with extending along the hand of rotation of the opposing party's joint being provided with on the adapter body; Connector cover has the metal filament bullport that metal filament is passed.

The present invention is a kind of handspike of perambulator, it is characterized in that, is provided with spring between large internal gear and the metal filament leading axle; Be provided with in the side of metal filament leading axle and be used for the protuberance of support spring.

The present invention is a kind of handspike of perambulator, it is characterized in that, button has with the jut of inner gear butt and is located on this jut and connects the projection rod of inner gear.

The present invention is a kind of handspike of perambulator, it is characterized in that, possesses: a counter-lateral quadrents pipe has the slotted hole that extends along axis direction on the side; U word shape pipe is configured between a counter-lateral quadrents pipe; Guide member in side's sidepiece pipe, is fixed along the axis direction extension of sidepiece pipe and by grafting at least; The inner slide parts in the sidepiece pipe, can be installed on axis direction slidably along guide member; Spring is opened and to be located between guide member and the inner slide parts, and the application of force is so that the inner slide parts are in initial position with respect to guide member; Tabular outside slip dynamic component is located on the outside face of sidepiece pipe, is attached on the inner slide parts via the slotted hole of sidepiece pipe, along the length direction of the slotted hole of sidepiece pipe, installs slidably with respect to the outside face of sidepiece pipe.

The present invention is a kind of handspike of perambulator, it is characterized in that, also possesses: long-distance operating device is arranged on the U word shape pipe; Metal filament is arranged on this long-distance operating device and is attached on the inner slide parts; By utilizing long-distance operating device operation metal filament, the outside slip dynamic component slides along the length direction of the slotted hole of the sidepiece pipe outside face with respect to the sidepiece pipe via the inner slide parts.

The present invention is a kind of handspike of perambulator, it is characterized in that, slide outer member is by manually installing slidably with respect to the outside face of sidepiece pipe.

The present invention is a kind of handspike of perambulator, it is characterized in that, the outside slip dynamic component links by linking parts.

The present invention is a kind of handspike of perambulator, it is characterized in that, slide outer member is perambulator to be folded into 2 foldings latch-release parts with latch-release during states.

The present invention is a kind of handspike of perambulator, it is characterized in that, the outside slip dynamic component is the latch for printed circuit that handspike is remained opposite pushing state or back side pushing state.

The present invention is a kind of handspike of perambulator, it is characterized in that, is provided with on the outside face of the inboard of outside slip dynamic component to the outstanding protrusion of horizontal direction.

The present invention is a kind of handspike of perambulator, it is characterized in that, on the outside face of outside slip dynamic component, is provided with the base portion in the slotted hole that is fastened on the sidepiece pipe slidably.

According to the present invention,, can provide the handspike of weight-saving perambulator by the length wiry that is located between long-distance operating device and the latch-release parts being shortened or will making tabularly with the outside slip dynamic component of the related follow up action of inner slide parts.

Description of drawings

Fig. 1 is the block diagram that the schematic configuration of handspike of the present invention has been assembled in expression.

Fig. 2 is the vertical profile lateral plan of perambulator.

Fig. 3 is the enlarged side view that the back of the body supports portion's Supporting fixture and side plate.

Fig. 4 is the birds-eye view that the back of the body supports portion's Supporting fixture and headrest portion.

Fig. 5 is the action specification figure that the back of the body supports portion's Supporting fixture and headrest portion.

Back of the body when Fig. 6 is folding supports the action specification figure of portion's Supporting fixture and headrest.

Fig. 7 is a birds-eye view of observing a square joint, spring, inner gear, guide member, the opposing party's joint and button before the assembling of the 1st embodiment from the A direction of Fig. 1.

Fig. 8 is a birds-eye view of observing a square joint, spring, inner gear, guide member, the opposing party's joint and button before the assembling of the 1st embodiment from the B direction of Fig. 1.

Fig. 9 is the side sectional view of preceding a square joint, spring, inner gear, guide member, the opposing party's joint and button of the assembling of the 1st embodiment.

Figure 10 is the constructional drawing of a square joint of the 1st embodiment.

Figure 11 is the constructional drawing of the inner gear of the 1st embodiment.

Figure 12 is the constructional drawing of the guide member of the 1st embodiment.

Figure 13 is the constructional drawing of the opposing party's joint of the 1st embodiment.

Figure 14 is the side sectional view of a square joint, spring, inner gear, guide member, the opposing party's joint and button after the assembling of the 1st embodiment.

Figure 15 is the guide member of expression the 1st embodiment and the constructional drawing of relation wiry.

Figure 16 is the skeleton diagram of overlooking of the assembling of the 2nd embodiment preceding a square joint, spring, inner gear, guide member, the opposing party's joint and button.

Figure 17 is the side sectional view of preceding a square joint, spring, inner gear, guide member, the opposing party's joint and button of the assembling of the 2nd embodiment.

Figure 18 be expression the 2nd embodiment adapter body, connector cover and relation wiry overlook skeleton diagram.

Figure 19 is the side sectional view of a square joint, spring, inner gear, guide member, the opposing party's joint and button after the assembling of the 2nd embodiment.

Figure 20 be expression the 2nd embodiment adapter body, connector cover and relation wiry overlook skeleton diagram.

Figure 21 is the block diagram that is located at the latch-release parts on the handspike of the 3rd embodiment slidably.

Figure 22 is the longitudinal section of the latch-release parts portion of the 3rd embodiment.

Figure 23 is partly cut-away's block diagram of perambulator in the past.

Figure 24 be represent in the past handspike overlook skeleton diagram.

The specific embodiment

The 1st embodiment

The 1st embodiment of the present invention is described with reference to the accompanying drawings.

At first, by Fig. 1 to Fig. 6 the perambulator of the handspike 15 of having assembled perambulator of the present invention is described.

Fig. 1 is the block diagram of the schematic configuration of expression perambulator, Fig. 2 is its vertical profile lateral plan, perambulator possess the pair of right and left foreleg 12 with front-wheel 11, pair of right and left back leg 14, handspike 15, pair of right and left handrail 16 with U word sigmoid roughly with trailing wheel 13 and respectively pivotal mounting the rear end of this handrail 16 and extend in parallel to each other about 2 sidepiece longitudinal tubule (L tubule)s 17.

On the leading section of handrail 16, pivotal mounting the top ends of foreleg 12 and back leg 14.On the rearward end of handrail 16, pivotal mounting the apex of sidepiece longitudinal tubule (L tubule) 17.About foreleg 12 link stay 22 by the foreleg of double as toe board and link.About back leg 14 link stay 23 by back leg and link.On back leg 14, by the bottom that axle 19a pivotal mounting the carriage 19 of L word shape, the intermediate portion is pivotally mounted on the bottom of sidepiece longitudinal tubule (L tubule) 17 by axle 30.In addition, about the bottom of sidepiece longitudinal tubule (L tubule) 17 on, framework installation portion 31 (with reference to Fig. 3) in mutual opposed inner face side respectively by axle 30 pivotal mounting.And then on axle 30, with the carriage 19 in the outside that is disposed at sidepiece longitudinal tubule (L tubule) 17, pivotal mounting the bottom of the handspike 15 of U word shape.

About the midway location of foreleg 12 on, pivotal mounting the leading section of side frame 24 respectively.The front end of the side frame 24 about this links stay 32 by preceding upper lateral part and links.In addition, the rearward end of side frame 24 is fixedly connected on the midway location of framework installing component 31.On framework installing component 31, at the captive joint position and axle 30 opposition side lower positions with respect to side frame 24, the outstanding stay installation portion 31a that is provided with.Captive joint back upper lateral part and is linked stay 33 on this stay installation portion 31a, by this back upper lateral part link stay 33 with about framework installing component 31 link mutually.In addition, about framework installing component 31 on, link between the stay 33 at axle 30 and back upper lateral part, the left and right sides leading section that the back of the body that forms with the word of falling U shape supports portion's Supporting fixture 34 by axle 35 pivotal mounting, the back of the body of the word of falling U shape supports portion's Supporting fixture 34 and with respect to framework installing component 31 (with reference to Fig. 3) is installed swingably.

On the bottom of sidepiece longitudinal tubule (L tubule) 17, be equipped with slidably under the deployed condition of perambulator and engage with the free end of carriage 19 and keep the Lock Part 20 of this deployed condition.On the other hand, on handspike 15, the latch-release parts 38 of long-distance operating device 37 operations that are located on the handspike 15 are installed slidably along handspike 15.And if pass through long-distance operating device 37 with 38 pull-ups of latch-release parts, then latch-release parts 38 are by pull-ups upward.And if latch-release parts 38, then are located at unlocking lever 39 and action plate 40 butts of being located on the Lock Part 20 on the latch-release parts 38 by pull-up upward, Lock Part 20 is by pull-up upward.Therefore, the locking of carriage 19 is disengaged, and can make the perambulator main body become 2 folding states, so that foreleg 12 becomes the almost parallel state with back leg 14.

In addition, on the outside face in the outside of handrail 16 and sidepiece longitudinal tubule (L tubule) 17, be installed with to laterally outstanding locking protrusion 41 (only having represented one side (with reference to Fig. 1)).In addition, on handspike 15, be equipped with slidably along handspike 15 and have the latch for printed circuit 42 that is engaged to the recess on this locking protrusion 41.Therefore, by with latch for printed circuit 42 pull-up upward, latch for printed circuit 42 is discharged from locking protrusion 41, make handspike 15 rearward or the place ahead swing, can make handspike 15 become opposite pushing state or back side pushing state.

By about side frame 24,24 and the preceding upper lateral part that their leading section links linked the seat portion Supporting fixture that stay 32 constitutes U word shapes.In addition, by seat portion Supporting fixture and be attached at the back of the body on this Supporting fixture and support to open on the part that portion's Supporting fixture 34 surrounds and be provided with lower seat with base-material 46.That is, on the side frame 24 about lower seat is installed in the both side edges portion of the 46a of seat portion of base-material 46, and the front-end edge portion of the 46a of seat portion be installed in before upper lateral part link on the stay 32.In addition, connect both side edges portion that the back of the body on the present 46a of portion supports the 46b of portion be installed in the back of the body support portion's Supporting fixture 34 about the 34a of side frame portion on, the end edge portion that the back of the body supports the 46b of portion be installed in will the back of the body support portion's Supporting fixture 34 about the 34b of horizon bar portion that links of the 34a of side frame portion on.And lower seat is established opening with tensioning state on the fore-and-aft direction and on the left and right directions with base-material 46.And, sewing up lower seat tension part 47 (with reference to Fig. 2) opening the lower seat be located on portion's Supporting fixture rear side with the 46a of seat portion of base-material 46.In addition, the leading section of lower seat tension part 47 is located at the back upper lateral part of the pivotal mounting axle 35 that supports portion's Supporting fixture 34 than the back of the body below leaning on and is linked on the stay 33 (with reference to Fig. 2) being installed under the deployed condition of perambulator.So the 46a of seat portion of lower seat is also stretched under the effect of lower seat tension part 47 rearward,, make lower seat become tensioning state more reliably with base-material 46 so become the state that is stretched from the four directions.

In addition, opening the rear side that the back of the body established lower seat 46 supports portion's Supporting fixture 34, disposing gradient on the sidepiece longitudinal tubule (L tubule) 17 about being fixedly connected on and open to establish and be with 48.Therefore, open the length of establishing, can regulate the angle of inclination that the back of the body supports the 46a of portion with 48 by regulating this gradient.

Like this, establish, can keep the rigidity of lower seat by lower seat is opened with tensioning state along fore-and-aft direction and left and right directions with base-material 46.Therefore, do not need the such sheet material of perambulator in the past, can realize lightweight.And, back upper lateral part links stay 33 and supports the pivot of portion's Supporting fixture 34 by lower position owing to being located at than the back of the body, so even lower seat is crooked under the effect of newborn child's deadweight with base-material 46, buttocks can not run into the back upper lateral part yet and link on the stay 33, can not produce sense of discomfort.

On the other hand, as shown in Figure 3, on the axle 30 that sidepiece longitudinal tubule (L tubule) 17 and framework installing component 31 are linked, pivotal mounting the leading section of the side plate 50 of the sidepiece of protecting newborn child.In addition, as shown in Figure 4,, be provided with

bearing

51,51 carrying on the back on the both ends, the left and right sides of the 34b of horizon bar portion that the 34a of side frame portion about portion's Supporting fixture 34 links.And, on this

bearing

51,51, the bottom of the headrest 52 of the head of protecting newborn child by axle 53 pivotal mounting.And then the outstanding pin 54 that is provided with in the one of the left and right sides of this headrest 52, this pin 54 can be fastened in the slotted hole 155 on the rearward end that is formed at side plate 50.

Fig. 3 is that expression will carry on the back and be supported the figure that the state that newborn child lies down is toppled over, made to portion's Supporting fixture 34, and headrest 52 becomes the state of holding up upward to the plane of portion's Supporting fixture 34 with respect to carrying on the back.Therefore, by about the newborn child's of side plate 50 protection both sides, and the head by the newborn child of headrest 52 protections that holds up.At this moment, if gradient is opened the contraction in length (with reference to Fig. 2) established with 48, is increased the angle of inclination that the back of the body supports portion's Supporting fixture 34 as shown in Figure 5, then side plate 50 also tilts to move thereupon upward, by engaging of pin 54 and slotted hole 155, headrest 52 is the center with axle 53, to the clockwise direction swing, headrest 52 supports portion's Supporting fixture 34 with the back of the body becomes roughly same plane in Fig. 3.Therefore, can make newborn child become the state of lying down.

On the other hand, open to establish and be with 48 if loosen gradient under state shown in Figure 5, then side plate 50 supports portion's Supporting fixture 34 with the back of the body and swing downwards, and resting the head on 52 becomes state shown in Figure 3 thereupon swinging upward, can protect newborn child's head.

In addition, under the situation that becomes 2 folding states, after making side plate 50 support portion's Supporting fixture 34 to become state shown in Figure 5, be located at long-distance operating device 37 on the handspike 15 by operation with the back of the body, can be similarly folding with perambulator in the past.Fig. 6 represents that the back of the body under this folded state supports the state of portion's Supporting fixture 34 and side plate 50 grades.

Then, further describe the handspike 15 of perambulator of the present invention with reference to accompanying drawing.Here, Fig. 1 and Fig. 7 to Figure 15 represent the details of the handspike 15 of perambulator of the present invention.

As shown in Figure 1, the handspike 15 of present embodiment possesses the counter-lateral quadrents pipe 67 that extends upward from latch-release parts 38 and latch for printed circuit 42, is configured in the U word shape pipe 68 between the counter-lateral quadrents pipe 67 and is located at long-distance operating device 37 on the U word shape pipe 68.Linking metal filament 69 on long-distance operating device 37, this metal filament 69 links with the latch-release parts 38 that are located at each sidepiece pipe 67 below.

In addition, as Fig. 1, Fig. 7, Fig. 8 and shown in Figure 9, handspike 15 possesses the square joint 61 establishing on each sidepiece pipe 67 and have side's external gear 71 and metal filament path of navigation 90; Be located on the U word shape pipe 68 and have the opposing party's external gear 83 and metal filament path of navigation 90, with respect to a cooresponding square joint 61 rotation the opposing party's joint 65 freely.

Wherein, between a square joint 61 and the opposing party's joint 65, be provided with the inner gear 63 on the opposing party's external gear 83 that dismounting is fastened on side's external gear 71 of a square joint 61 and the opposing party's joint 65 freely.

In addition, between the opposing party's joint 65 and inner gear 63, be provided with and have the guide member 64 that metal filament 69 is directed near the metal filament leading axle 74 the centre of gration of the opposing party's joint 65.

And then, on the opposing party's joint 65, be provided with the button 66 that the engaging of the opposing party's external gear 83 of the opposing party's joint 65 and inner gear 63 is removed, and between large internal gear 63 and the square joint 61, dispose the spring 62 (with reference to Figure 14 (b)) that the inner gear 63 that pushed by button 66 pushes back.

Then, illustrate in greater detail a square joint 61, inner gear 63, guide member 64 and the opposing party's joint 65 by Figure 10 to Figure 13.

At first, one square joint 61 has side's external gear 71 of engaging with inner gear 63, from inboard supporting and the spring anchor shaft 72 of fixing spring 62 and the metal filament path of navigation 90 of guide wire 69, spring 62 is installed in (with reference to Figure 10 (a), Figure 10 (b)) on the anchor shaft 72.

In addition, inner gear 63 is located between a square joint 61 and the opposing party's joint 65, and shown in Figure 11 (a), inner gear 63 is formed with near the center and inserts the also spring fixed space 73 of fixing spring 62.In addition, shown in Figure 11 (b), in the large internal gear 63 with fixed space 73 opposition sides, be formed with the leading axle fixed space 79 of the metal filament leading axle 74 (with reference to Figure 12 (a), Figure 12 (b)) that inserts guide member 64, and then the periphery of sidepiece pipe 67 sides (lower side) of large internal gear 63 is provided with the otch 99 that keeps metal filament 69.

Then, by Figure 12 (a), Figure 12 (b) guide member 64 is described.Shown in Figure 12 (a), Figure 12 (b), guide member 64 has holding plate 76 and is located near the centre of gration of the opposing party's joint 65 and the metal filament leading axle 74 of guide wire 69.This metal filament leading axle 74 remains on the holding plate 76, and grafting is fixed in the leading axle fixed space 79 (with reference to Figure 11 (a), Figure 11 (b)) of inner gear 63.In addition, on holding plate 76, be provided with the guide protrusion 77 of guide wire 69.

Here, shown in Figure 12 (a), Figure 12 (b), the guide protrusion 77 that is located on the holding plate 76 forms space 89 in U word shape pipe side (upper side), forms the otch 81 that keeps metal filament 69 in sidepiece pipe side (lower side).Wherein, space 89 is set to make metal filament 69 rotation freely above metal filament leading axle 74, and otch 81 is that the below by large internal gear 63 keeps metal filament 69 and metal filament 69 is directed near the centre of gration parts reliably.In addition, on the holding plate 76 of guide member 64, be provided with for what when the 86 pushing guide members 64 of the jut by button 66 (with reference to Figure 14 (b)) alleviated that the power that metal filament 69 is applied makes that metal filament 69 backs out and back out groove 82.

In addition, shown in Figure 13 (a), on the opposing party's joint 65, be provided with the opposing party's external gear 83 that engages with inner gear 63, the hollow bulb 84 that inserts guide member 64 and the metal filament path of navigation 90 of guide wire 69.In addition, shown in Figure 13 (b), on the opposing party's joint 65 and faces hollow bulb 84 opposition sides, be provided with the button insertion section 85 of inserting button 66.

Then, with reference to Fig. 7, Fig. 8, Fig. 9 and Figure 14 (a), the assemble method of a square joint 61, spring 62, inner gear 63, guide member 64 and the opposing party's joint 65 is described.

Shown in Fig. 7, Fig. 8, Fig. 9 and Figure 14 (a), spring 62 is inserted on the spring anchor shaft 72 of a square joint 61.Then, will be inserted in the spring fixed space 73 of inner gear 63 by spring anchor shaft 72 fixing springs 62.In the leading axle fixed space 79 of large internal gear 63, peg graft and fixing the metal filament leading axle 74 of guide member 64, this guide member that is fixed 64 is inserted in the hollow bulb 84 of the opposing party's joint 65, and contacts with the jut 86 of button 66.At this moment, the opposing party's external gear 83 of side's external gear 71 of inner gear 63 and a square joint 61 and the opposing party's joint 65 both engage.

Then, the effect to the present embodiment that is made of such structure describes.

Shown in Figure 14 (a), do not pressing the button under 66 the state, both engage side's external gear 71 of inner gear 63 and a square joint 61 and the opposing party's external gear of the opposing party's joint 65 83.Therefore, owing to the opposing party's joint 65 is not fixed around a square joint 61 rotations, so can the U word shape pipe 68 that be located on the opposing party's joint 65 is fixing with respect to the sidepiece pipe 67 that is located on the square joint 61.

On the other hand, shown in Figure 14 (b), by pressing the button 66 that is located on the opposing party's joint 65 of being located on the U word shape pipe 68,, can remove the engaging of the opposing party's external gear 83 of inner gear 63 and the opposing party's joint 65 by the jut 86 pushing inner geares 63 of button 66.Therefore, the opposing party's joint 65 can freely rotate around a square joint 61, so the U word shape pipe 68 that is located on the opposing party's joint 65 is freely rotated with respect to the sidepiece pipe 67 that is located on the square joint 61.

Therefore, can regulate the ground-surface height of distance of U word shape pipe 68,, perambulator is become push away easily by U word shape pipe 68 being adjusted to the height that is fit to the operator.

In addition, when taking in perambulator,, the length of the short transverse of perambulator can be shortened, the space of taking in perambulator can be saved by with 68 bendings of U word shape pipe.

In addition, shown in Figure 12 (a), Figure 12 (b) since be provided with on the holding plate 76 of guide member 64 that metal filament 69 passes through back out groove 82, so when pushing button 66, metal filament 69 can be backed out in the groove 82.Therefore, can reduce the power that metal filament 69 applied during button 66 in pushing.

Then, the action of the metal filament 69 when making U word shape pipe 68 with respect to sidepiece pipe 67 rotation describes.

Shown in Figure 15 (a), Figure 15 (b), under situation about U word shape pipe 68 not being bent, metal filament 69 extends to the long-distance operating device 37 of U word shape pipe 68 from the latch-release parts 38 of sidepiece pipe 67, between a square joint 61 and the opposing party's joint 65, while walk around metal filament leading axle 74 with roughly linearity configuration.

On the other hand, under the situation with 68 bendings of U word shape pipe, the opposing party's joint 65 rotates with respect to a square joint 61.At this moment, shown in Figure 15 (c), Figure 15 (d), metal filament 69 extends to the long-distance operating device 37 of U word shape pipe 68 from the latch-release parts 38 of sidepiece pipe 67, is wound on the metal filament leading axle 74 and crooked.

Here, because the metal filament leading axle 74 of metal filament 69 of reeling is located near the centre of gration of the opposing party's joint 65, so metal filament 69 can be by near the centre of gration of the opposing party's joint 65.Therefore, metal filament 69 can be not around to the outside of inner gear 63 and around near the centre of gration of the opposing party's joint 65.

Therefore, do not need to make in advance metal filament 69 rotation and form ring 59 and make idle running amount (with reference to Figure 21).Therefore, as long as use the metal filament 69 of required minimal length just passable, so can alleviate the weight of perambulator.

In addition,, metal filament 69 59 is not attached on the latch-release parts 38, so metal filament 69 upward during pull-up, is not had useless drag effect at the button (not shown) of pushing long-distance operating device 37 owing to not forming ring.Therefore, can easily drive operation and be attached at metal filament 69 on the latch-release parts 38.

In addition, owing to do not need to make metal filament 69 coiled rings, in the operation of making perambulator, do not need to form the ring of metal filament 69.

In addition, because the guide protrusion 77 that is located on the guide member 64 has space 89 in U word shape pipe side (upper side), so metal filament 69 can freely move in space 89.Therefore, metal filament 69 can be around metal filament leading axle 74 rotation (with reference to Figure 15) freely up.

In addition, shown in Figure 12 (a), Figure 12 (b), the guide protrusion 77 that is located on the guide member 64 has otch 81 in sidepiece pipe side (lower side), and shown in Figure 11 (a), Figure 11 (b), inner gear 63 also has otch 99 in sidepiece pipe side (lower side).Therefore, can below guide member 64 and inner gear 63, keep metal filament 69.Therefore, can reliably metal filament 69 be directed near the centre of gration.

The 2nd embodiment

Then, by Figure 16 to Figure 20 the 2nd embodiment of the present invention is described.At Figure 16 to the 2nd embodiment shown in Figure 20, replace being provided with the guide member 64 of guide wire 69 and be provided with metal filament leading axle 87 on a certain side in a square joint 61 and the opposing party's joint 65, other are identical to the 1st embodiment cardinal principle shown in Figure 15 with Fig. 1.

At Figure 16 to the 2nd embodiment shown in Figure 20, for giving identical Reference numeral and omit detailed explanation to the identical part of the 1st embodiment shown in Figure 15 with Fig. 1.

At first, the structure that metal filament leading axle 87 is set on a square joint 61 is described by Figure 16 to Figure 18.

As Figure 16, Figure 17 and shown in Figure 180, a square joint 61 has adapter body 92 and covers the connector cover 93 of this adapter body 92.

Wherein, on the adapter body 92 of a square joint 61, be provided with the metal filament path of navigation 91 of guide wire 69 and near the metal filament leading axle 87 of guide wire 69 centre of gration of the opposing party's joint 65.In addition, in the side of inner gear 63 sides of metal filament leading axle 87, be provided with the protuberance 97 of support spring 62, so that spring 62 can not enter into metal filament path of navigation 91 (with reference to Figure 17).

Here, Figure 18 (a) is a skeleton diagram of observing the adapter body 92 of a square joint 61 from the top, Figure 18 (b) is a skeleton diagram of observing connector cover 93 from the top, Figure 18 (c) be with adapter body 92 and connector cover 93 assembling backs, from above observe the skeleton diagram of the state the metal filament bullport 95 of the otch 94 that metal filament 69 is inserted into adapter body 92 and connector cover 93.

Shown in Figure 18 (a),, be provided with and on the hand of rotation of the opposing party's joint 65, extend the otch 94 that is provided with in U word shape pipe 68 sides (upper side) of the adapter body 92 of a square joint 61.

In addition, shown in Figure 18 (b), on connector cover 93, be provided with the metal filament bullport 95 that metal filament 69 is passed.And shown in Figure 18 (c), connector cover 93 is configured in the U word shape pipe side (upper side) of adapter body 92, be located on the adapter body 92, extend the otch 94 that is provided with along the hand of rotation of the opposing party's joint 65 and cover.

In addition, shown in Figure 18 (c), metal filament 69 is configured to, and makes it pass the otch 94 that is located on the adapter body 92 and is located at metal filament bullport 95 on the connector cover 93 that is disposed at adapter body 92.

Here, when the opposing party's joint 65 rotated with respect to a square joint 61, metal filament 69 can freely move along otch 94 above metal filament leading axle 87.In addition, connector cover 93 can freely rotate on adapter body 92, and when the opposing party's joint 65 rotated with respect to a square joint 61, connector cover 93 was passed metal filament 69 pushings of metal filament bullport 95 and rotates on adapter body 92.

In addition, as shown in figure 17, button 66 has can be with the jut 86 of inner gear 63 butts and be located on this jut 86 integratedly, connect the projection rod 88 of inner gear.

Then, with reference to Figure 16 to Figure 19, the adapter body 92 of a square joint 61 and the assemble method of connector cover 93, spring 62, inner gear 63, the opposing party's joint 65 and button 66 are described.

To shown in Figure 19, the connector cover 93 of a square joint 61 is configured in the U word shape pipe side (upper side) of adapter body 92 as Figure 16.Here, connector cover 93 will extend otch 94 coverings that are provided with in the U of adapter body 92 word shape pipe side (upper side) on the hand of rotation of the opposing party's joint 65.

Then, metal filament leading axle 87 sides in adapter body 92 are configured in spring 62 on the protuberance 97 of being located at inner gear 63 sides.Then, inner gear 63 is embedded on the adapter body 92 of a square joint 61, spring 62 is inserted in the spring fixed space 73 of inner gear 63.Then, the opposing party's joint 65 is embedded on the adapter body 92 of a square joint 61.Both engage one side's external gear 71 of inner gear 63 and the square joint 61 of this moment and the opposing party's external gear of the opposing party's joint 65 83.

Then, the projection rod 88 (with reference to Figure 17) of button 66 is connected the 88a of hole portion of the 88b of hole portion of inside, adapter body 92 of the 88c of hole portion, the spring 62 of the 88d of hole portion, the inner gear 63 of the opposing party's joint 65 and connector cover 93 and peg graft.In the case, connector cover 93 and adapter body 92, spring 62, inner gear 63 and the opposing party's joint 65 are assembled as one.

Shown in Figure 19 (a), under the state that does not have pressing button 66, both engage side's external gear 71 of inner gear 63 and a square joint 61 and the opposing party's external gear of the opposing party's joint 65 83.Therefore, the opposing party's joint 65 is not fixed around a square joint 61 rotations, so can make the U word shape pipe 68 that is located on the opposing party's joint 65 fixing with respect to the sidepiece pipe 67 that is located on the square joint 61.

On the other hand, shown in Figure 19 (b), by by the button 66 that is pressed on the opposing party's joint 65, by the jut 86 pushing inner geares 63 of button 66, can be with the releasing that engages of the opposing party's external gear 83 of inner gear 63 and the opposing party's joint 65.Therefore, the opposing party's joint 65 can freely rotate around a square joint 61, so the U word shape pipe 68 that is located on the opposing party's joint 65 is freely rotated with respect to the sidepiece pipe 67 that is located on the square joint 61.

Therefore, can regulate the ground-surface height of distance of U word shape pipe 68,, perambulator is become push away easily by U word shape pipe 68 is adjusted to the height that is suitable for the operator.

Shown in Figure 20 (a), under situation not with U word shape pipe 68 bending, metal filament 69 pass be located on the adapter body 92 and extend the otch 94 that is provided with and be located at metal filament bullport 95 (with reference to Figure 18 (c)) on the connector cover 93 along the hand of rotation of the opposing party's joint 65.In the case, metal filament 69 extends to the long-distance operating device 37 of U word shape pipe 68 from the latch-release parts 38 of sidepiece pipe 67, is roughly linearity between a square joint 61 and the opposing party's joint 65.

On the other hand, shown in Figure 20 (b), under situation with 68 bendings of U word shape pipe, the opposing party's joint 65 rotates with respect to a square joint 61, at this moment, metal filament 69 extends to the long-distance operating device 37 of U word shape pipe 68 from the latch-release parts 38 of sidepiece pipe 67, is wound onto on the metal filament leading axle 87 and crooked.

Here, be located near the centre of gration of the opposing party's joint 65 owing to be wound with the metal filament leading axle 87 of metal filament 69, so metal filament 69 can pass near the centre of gration of the opposing party's joint 65.Therefore, metal filament 69 can be not around to the outside of inner gear 63 and be centered around near the centre of gration of the opposing party's joint 65.

In addition, owing to be provided with protuberance 97, drop in the metal filament path of navigation 91 of a square joint 61 so can prevent spring 62 in the side of metal filament leading axle 87.Therefore, metal filament 69 can be wound on reliably metal filament leading axle 87 around.

Thus, do not need to make in advance metal filament 69 rotation and form ring 59, make idle running amount (with reference to Figure 21).Therefore, as long as use the metal filament 69 of required minimal length just passable, so can alleviate the weight of perambulator.

In addition,, metal filament 69 59 is not attached on the latch-release parts 38, so metal filament 69 upward during pull-up, is not had useless drag effect at the button of pushing long-distance operating device 37 (not shown) owing to forming ring.Therefore, can easily drive operation and be attached at metal filament 69 on the latch-release parts 38.

In addition, owing to do not need, in the operation of making perambulator, do not need to form the ring of metal filament 69 with metal filament 69 coiled rings.

In addition, shown in Figure 18 (a), be located at U word shape pipe side and extend the otch 94 of setting because the adapter body 92 of a square joint 61 has, so metal filament 69 can freely move in this extends the otch 94 that is provided with along the hand of rotation of the opposing party's joint 65.Therefore, shown in Figure 20 (a), Figure 20 (b), metal filament 69 can freely rotate around metal filament leading axle 87.

In addition, shown in Figure 18 (b), the connector cover 93 of a square joint 61 rotates freely on the hand of rotation of the opposing party's joint 65, and has the metal filament bullport 95 that metal filament 69 is passed.Therefore, shown in Figure 20 (a), Figure 20 (b), metal filament 69 can freely rotate around metal filament leading axle 87, and the otch 94 that extension can be arranged on the adapter body 92 is hiding, can keep the outward appearance of a square joint 61 thus well.

In addition, as long as it is can support spring 62 just passable to be located at the protuberance 97 of metal filament leading axle 87 sides, be which kind of mode can.

In addition, can also regulate the size of metal filament leading axle 87 and spring 62, so that spring 62 can not drop in the metal filament path of navigation 91.In the case, do not need to be provided with protuberance 97.

In the above-described embodiment, illustration one square joint 61 have the example of adapter body 92, connector cover 93 and metal filament leading axle 87, but being not limited to this, also can be the structure that the opposing party's joint 65 has adapter body 92, connector cover 93 and metal filament leading axle 87.

The 3rd embodiment

Then, by Figure 21 and Figure 22 the 3rd embodiment of the present invention is described.In Figure 21 and the 3rd embodiment shown in Figure 22, to giving identical Reference numeral and omit detailed explanation to the identical part of the 1st embodiment shown in Figure 15 with Fig. 1.In addition, Figure 21 is the block diagram that is located at the latch-release parts 38 on the handspike 15 slidably, and Figure 22 is the longitudinal section of latch-release parts 38.

As Fig. 1 and shown in Figure 22, the handspike 15 of present embodiment possesses at a counter-lateral quadrents pipe 67 that has the slotted hole 155 that extends to axis direction on the side and is configured in U word shape pipe 68 between the counter-lateral quadrents pipe 67.

In addition, as shown in figure 22, in sidepiece pipe 67, peg graft and fixing the guide member 156 that extends and have protrusion 156a along the axis direction of sidepiece pipe 67.In addition, in sidepiece pipe 67, can be provided with inner slide parts 157 slidably at axis direction along guide member 156.Between the protrusion 156a and inner slide parts 157 of guide member 156, open and to be provided with sideslip dynamic component 157 application of forces so that it is in the spring 161 of initial position with respect to guide member 156.Outside face at sidepiece pipe 67 is provided with roughly tabular latch-release parts (outside slip dynamic component) 38, these latch-release parts 38 are attached on the inner slide parts 157 via the slotted hole 155 of pipe, install slidably with respect to the outside face of sidepiece pipe 67 along the length direction of the slotted hole 155 of pipe.

In addition, as Figure 21 and shown in Figure 22, on handspike 15, be formed with plane 15a on its part, roughly tabular latch-release parts 38 can be slidably mounted on the outside face of this plane 15a along this handspike 15.On the outside face of the inboard of these latch-release parts 38 (sidepiece longitudinal tubule (L tubule) 17 sides), outstanding being provided with along the outstanding unlocking lever (protrusion) 39 of general horizontal direction.

In addition, as shown in figure 22, on handspike 15, be provided with the slotted hole 155 that extends along axis direction as described above.The base portion 38a that is located at sidepiece pipe 67 sides of roughly tabular latch-release parts 38 is fastened in this slotted hole 155 slidably.

In addition, as shown in figure 22, peg graft in handspike 15 and fixing guide member 156, inner slide parts 157 are slidably mounted on the side of this guide member 156.In addition, these inner slide parts 157 can engage slidably along the slotted hole 158 that extends along axis direction that is formed on the guide member 156.In addition, inner slide parts 157 are attached on the latch-release parts 38 integratedly by the such binding parts 159 of thread-forming screw that are installed on the latch-release parts 38.In addition, linking the leading section (lower end) of the metal filament 60 that under the effect of long-distance operating device 37, moves on the inner slide parts 157.And then, as mentioned above, between guide member 156 and inner slide parts 157, open and be provided with spring 161, to sideslip dynamic component 157 application of forces so that its with respect to guide member 156 be in initial position, promptly below.

So, if for the foreleg 12 of perambulator is swung, the perambulator main body is folded into 2 folding states to be convenient for carrying with the almost parallel state with back leg 14, operation long-distance operating device 37 and with metal filament 60 pull-up upward, then inner slide parts 157 with latch-release parts 38 antagonistic springs 161 that constitute the outside slip dynamic component by pull-up upward.Thereby the latch-release parts 38 of formation slide outer member are moved upward along the length direction of slotted hole 155.Therefore, sliding along sidepiece longitudinal tubule (L tubule) 17 under the effect of the latch-release parts 38 outstanding unlocking levers 39 that are provided with at the Lock Part 20 (with reference to Fig. 1) that engages, keeps this deployed condition with the free end of carriage 19 under the deployed condition of perambulator.As a result, can make the disengaging that engages between Lock Part 20 and the carriage 19, the perambulator main body can be folded into 2 folding states.

The latch-release parts 38 that constitute above-mentioned outside slip dynamic component form roughly tabular.Therefore, compare and lighten, can realize the lightweight of perambulator main body etc. with the barrel-contoured latch-release parts (with reference to Figure 23) that form in the past.In addition, the slotted hole 155 that the end wise that is used for guiding the latch-release parts 38 that constitute the outside slip dynamic component to slide extends if only be formed on pipe one-sided go up just passable, also can the processing simplification.

In addition, in the present embodiment, represented the present invention is applied in the latch-release parts 38, but also the handspike 15 of perambulator can be applied in the latch for printed circuit 42 that remains opposite pushing state or back side pushing state, also can realize the lightweight of these parts.And then, represented in the above-described embodiment by long-distance operating device via metal filament etc. make inner slide parts 157 move, via the example of these inner slide parts 157 operation outside slip dynamic components, but be not limited to this, also can directly make the action of outside slip dynamic component by hand.

Claims

1. the handspike of a perambulator is characterized in that, possesses:

One counter-lateral quadrents pipe has the slotted hole that extends along axis direction on the side;

U word shape pipe is configured between a counter-lateral quadrents pipe;

Guide member in side's sidepiece pipe, is fixed along the axis direction extension of sidepiece pipe and by grafting at least;

The inner slide parts in the sidepiece pipe, can be installed on axis direction slidably along guide member;

Spring is opened and to be located between guide member and the inner slide parts, and the application of force is so that the inner slide parts are in initial position with respect to guide member;

Tabular outside slip dynamic component is located on the outside face of sidepiece pipe, is attached on the inner slide parts via the slotted hole of sidepiece pipe, along the length direction of the slotted hole of sidepiece pipe, installs slidably with respect to the outside face of sidepiece pipe.

2. the handspike of perambulator as claimed in claim 1 is characterized in that,

Also possess:

Long-distance operating device is arranged on the U word shape pipe;

Metal filament is arranged on this long-distance operating device and is attached on the inner slide parts;

By utilizing long-distance operating device operation metal filament, the outside slip dynamic component slides along the length direction of the slotted hole of the sidepiece pipe outside face with respect to the sidepiece pipe via the inner slide parts.

3. the handspike of perambulator as claimed in claim 1 is characterized in that, slide outer member is by manually installing slidably with respect to the outside face of sidepiece pipe.

4. the handspike of perambulator as claimed in claim 1 is characterized in that, the outside slip dynamic component links by linking parts.

5. the handspike of perambulator as claimed in claim 1 is characterized in that, slide outer member is perambulator to be folded into 2 foldings latch-release parts with latch-release during states.

6. the handspike of perambulator as claimed in claim 1 is characterized in that, the outside slip dynamic component is the latch for printed circuit that handspike is remained opposite pushing state or back side pushing state.

7. the handspike of perambulator as claimed in claim 1 is characterized in that, is provided with on the outside face of the inboard of outside slip dynamic component to the outstanding protrusion of horizontal direction.

8. the handspike of perambulator as claimed in claim 1 is characterized in that, on the outside face of outside slip dynamic component, is provided with the base portion in the slotted hole that is fastened on the sidepiece pipe slidably.