JPH11222136A - Carrier truck - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a carrier truck to simply and rapidly intercouple carrier trucks without needing labor so much and reduce the occurrence of breakage of a coupling part to the utmost. SOLUTION: First coupling protrusions are formed on a first protrusion part 14 of the rear end part of a carrier bed 11 and slopes 15a and 16a are formed on the rear side of the first coupling protrusion. Meanwhile, first coupling recessed parts are formed in the back of the front end part of the carrier bed 11. Second coupling protrusions 24 and 25 are formed on a second protrusion part 23 of the left and part of the carrier bed 11 and slopes 24a and 25a are formed on the left side of the second coupling protrusions 24 and 25. Meanwhile, second coupling recessed parts are formed in the back of the right end part of the carrier bed 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transport trolley, and more particularly, to a connecting structure for connecting a trolley and a trolley to each other.

[0002]

2. Description of the Related Art Heretofore, as for carts used in supermarkets and the like, there has been proposed a cart which can be used by connecting the carts to each other and enlarging a mounting portion (for example, Japanese Unexamined Patent Publication (Kokai) No. H10-163873). 7-257384). FIG. 21 and FIG. 22 show the carrier. The transport vehicle 70 has a longitudinally extending locking projection 71 vertically projecting at one end in the front-rear direction (forward-backward traveling direction) and a vertical locking hole 72 provided at the other end. I have. Then, the two transport vehicles 70 are connected in tandem with each other by engaging the locking projections 71 of the other transport vehicle 70 with the locking holes 72 of the one transport vehicle 70.

[0003] The carrier 70 has a similar horizontal locking projection formed at one end in the left-right direction toward the lower side, and has a horizontal locking hole at the other end. Then, the two carriages 70 are connected to each other in a horizontal row by engaging the row locking protrusions of the other carriage 70 with the row locking holes of the one carriage 70. ing.

[0004]

When the carriages are connected to each other, the locking projections 71 are formed so as to project vertically downward, so that the locking projections 71 are locked as shown in FIG. It was necessary to lift and engage the carriage 70 on the side engaging with the hole 72. That is, the locking projection 71
Has to be lifted at least until the top end thereof is higher than the upper surface of the locking hole 72. In addition, since the carriage 70 is lifted and connected, the locking portion becomes a blind spot, and it is difficult to visually check whether the engagement position has been completely adjusted. Therefore, the connection work required labor and labor.
In addition, there is a case where a collision occurs when trying to connect the transport vehicles, and the locking projections are damaged. Therefore, caution was required for the connecting operation.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to make it possible to easily and quickly connect transport vehicles without requiring much labor, and to prevent damage to a connection portion. An object of the present invention is to provide a transport cart that can be eliminated as much as possible.

[0006]

In order to solve the above-mentioned problems, the invention according to claim 1 is directed to a carrier truck provided with casters on a lower surface of a carrier for transporting a load or the like. A first latching portion is provided at an edge, and a second latching portion is latched at an edge opposite to the edge with a first latching portion of another carriage, and a first latching portion is provided. The carriages are connected to each other by the interlocking of the locking portions, and at least one of the first and second locking portions is provided with an inclined surface for guiding them to the locking state.

Therefore, according to the first aspect of the present invention,
When connecting the adjacent carriages by the mutual latching of the first and second latching portions, at least one of the first and second latching portions guides them in the latched state. For this reason, the adjacent transport vehicles can be easily connected.

[0008]

(First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS.

As shown in FIGS. 1 and 2, a carrier 11 of a carrier 10 according to the present embodiment is a rectangular platform integrally formed of a plastic material, and a caster 12 is provided on the back side thereof. It is mounted and has a mounting portion 13 on its surface for mounting articles. A first overhanging portion 1 is provided at one end (rear end) of the carriage 11 in the longitudinal direction (front-back direction).
4 is formed to extend from the bottom surface of the carriage 11. The upper surface 14a of the first projecting portion 14 is formed on substantially the same horizontal plane as the bottom of a later-described second latch portion at one end (front end) of the carriage 11 in the front-rear direction. At the center of the upper surface 14a of the first overhanging portion 14, a projection 14b is formed so as to protrude.

As shown in FIGS. 2 to 4, on the upper surface 14a of the first overhanging portion 14, first connecting projections 15 and 16 as a pair of left and right first latch portions are respectively provided on the convex base 1.
Projections are formed on both sides of 4b. Both first connecting projections 1
The rear sides of the sections 5 and 16 are notched obliquely to form slopes 15a and 16a as guide means. In addition, both first
The connecting projections 15 and 16 are separated from the rear end face 11a of the carriage 11, and the rear end face 11a and the first connecting projections 15 and 16 are separated.
A predetermined gap t1 between the front standing surfaces 15b and 16b.
Are formed.

Further, a first support 17 and a second support 18 are formed to extend downward from the first overhang portion 14. The first support 17 is a square bottomed cylinder, and has a first support hole 17a having a square cross section. A drain hole 17c is formed in the bottom 17b of the first support 17.
Are formed. As shown in FIG. 3, projecting ridges 17d extending in the vertical direction are formed on the four inner surfaces of the first support holes 17a.

A first support hole 17a in which a ridge 17d is formed.
Is fitted with a first sleeve 19 made of metal. The first sleeve 19 is a cylindrical body having a circular flat cross section.
When the sleeve 19 is inserted into the first support hole 17a, the outer peripheral surface of the sleeve 19 is press-fitted by a ridge 17d formed on the inner surface of the first support hole 17a, so that the first sleeve 19 is easily fitted.
Is configured not to fall out of the first support hole 17a.

The second support 18 is a square bottomed cylinder,
A second support hole 18a having a square cross section is formed. A drain hole 18c is formed in the bottom 18b of the second support 18. As shown in FIG. 3, projecting ridges 18d extending in the vertical direction are formed on the four inner surfaces of the second support hole 18a.

The second support hole 18a in which the ridge 18d is formed
Is fitted with a second sleeve 20 made of metal. The second sleeve 20 is a tubular body having a rectangular flat cross section. When the second sleeve 20 is fitted into the second support hole 18a, the outer peripheral surface of the sleeve 20 is formed on the inner surface of the second support hole 18a. The second sleeve 2 is easily press-fitted by the projected ridge 18d.
0 is prevented from falling out of the first support hole 18a. As shown in FIG. 4, the length T1 of the short side of the second sleeve 20 having a rectangular cross section is the first length of the cylindrical body.
The inner diameter D1 of the sleeve 19 is made to match.

In this embodiment, the first support hole 1
The formation positions of 7a and the second support hole 18a are set as follows. The first support hole 17a (first sleeve 19)
The distance from the center axis of the carriage 11 to the left end face 11c of the carriage 11 is L1, and the second support hole 18a (second sleeve 20)
When the distance from the center axis of the first support hole 17a (the first sleeve 19) to the center axis of the second support hole 18a (the second sleeve 20) is L2, the distance from the center axis of the carriage 11 to the right end surface 11d of the carriage 11 is L2. Distance L3 to distance L1 and distance L2
, That is, L3 = L1 + L2, the formation positions of the first support hole 17a and the second support hole 18a are set in advance.

As shown in FIGS. 5 to 7, a handle 21 is removably fitted and connected to the first and second sleeves 19 and 20. The handle 21 is formed by bending a metal round pipe into a substantially inverted U-shape. The pair of left and right ends of the handle 21 form insertion portions 21a and 21b, and the outer diameter D2 of the insertion portions 21a and 21b is substantially the same as the inner diameter D1 (= T1) of the first sleeve 19.
The distance L4 between the center axes of the insertion portions 21a and 21b is the distance from the center axis of the first support hole 17a (first sleeve 19) to the center axis of the second support hole 18a (second sleeve 20). Same as L3. An arm 22 for reinforcement is connected between the insertion portions 21a and 21b.

At one end (left end) in the width direction (left-right direction) orthogonal to the longitudinal direction of the carriage 11, a second overhang 23 is formed to extend from the bottom surface of the carriage 11. The upper surface 23a of the second projecting portion 23 is formed on substantially the same horizontal plane as the bottom of one end (right end) in the width direction (left-right direction) of the carrier 11. On the upper surface 23a of the second overhang portion 23, a pair of front and rear second connection protrusions 24 and 25 as first latch portions are formed so as to protrude. The left side of each of the second connection protrusions 24 and 25 is cut off obliquely to form slopes 24a and 25a as guide means. Further, both the second connecting projections 24 and 25 are located on the left end face 1 of the carriage 11.
1c, and a predetermined gap t2 is formed between the left end face 11c and the right standing faces 24b, 25b of the second connecting projections 24, 25.

As shown in FIG. 8, the first connecting projection 1 is provided on the back side of one end (front end) of the carriage 11 in the front-rear direction.
First connecting concave portions 26 and 27 as second latch portions are formed so as to be opposed to 5, 5 and 16, respectively. First
The connection recesses 26 and 27 are configured by ribs 26 a to 26 c and 27 a to 27 c formed on the back surface of the carriage 11.

As shown in FIG. 8, the second connecting projection 2 is provided on the back side of one end (right end) of the carriage 11 in the left-right direction.
Second connection concave portions 28 and 29 as second latch portions are formed so as to be opposed to the first and second engagement portions 4 and 25, respectively. Second
The coupling recesses 28 and 29 are configured by ribs 28 a to 28 c and 29 a to 29 c formed on the back surface of the carriage 11.

In the placing section 13 described above, the placing section 13
At the four apexes of the square centered on the center position of, lamination recesses 30 to 33 centered on the apexes are provided. Each of the recesses 30 to 33 is a truncated inverted quadrangular pyramid-shaped recess tapering toward the bottom, and each of the recesses 30 to 33 is
33 are formed in the same direction. Drain holes 30a to 33a are formed at the bottoms of the recesses 30 to 33, respectively.

As shown in FIG. 9, each of the recesses 30-33
At the position on the back side of the carriage 11 corresponding to
37 extend downward. Each of the mounting legs 34 to 37 is a cylindrical body having a square cross section in a flat cross section, and the square cross section in the flat cross section is smaller than the square bottom shape of the lamination concave portions 30 to 33.

Next, the carrier 1 constructed as described above.
The operation and effect of 0 will be described. (1) In the present embodiment, the first connection protrusions 15 and 16 are formed on the first overhang portion 14 at the rear end of the carriage 11, and the slopes 15 a and 16 a are provided on the rear side of the first connection protrusions 15 and 16. Was formed. On the other hand, on the back side of the front end of the carriage 11, the first
Connection recesses 26 and 27 were formed.

Therefore, as shown in FIGS. 11, 12, and 14, when two carriages 10 are connected to each other in the vertical direction, the rear carriage 10 is moved forward with the front end of the carriage 10 forward. The two carriers 10 are connected to each other simply by pressing the rear end of the certain carrier 10 so as to face the rear end of the certain carrier 10 and pushing the further rearward carrier 10 forward. That is,
When the rear carrier 10 is further pushed forward, the slope 15 formed on the first connecting projections 15 and 16 of the front carrier 10 is formed.
a, 16a, the front end face 11 of the rear carrier 10
The ribs 26a and 27a forming d are slopes 15a and 16a.
Move up along. Eventually, when the ribs 26a, 27a exceed the vertices of the slopes 15a, 16a, the ribs 26a, 27a
a falls into the gap t1 formed between the rear end face 11a of the front carrier 10 and the front standing faces 15b, 16b of the first connecting projections 15, 16. That is, the first connection protrusions 15 and 16 of the front carrier 10 and the first connection recesses 26 and 27 of the rear carrier 10 are fitted, and the front carrier 10 and the rear carrier 10 are connected in tandem with each other. Is done.

As described above, the carrier can be easily and quickly connected by simply pushing the carrier 10.
In addition, since the upper surface 14a of the first overhanging portion 14 is formed to be flush with the bottom of the carriage 11, the mounting portions 13 of the carriage 10 connected to each other are flush.

(2) In this embodiment, the carrier 11
The second connecting protrusions 24, 2
5, and slopes 24a, 25a are formed on the left side of the second connection protrusions 24, 25. On the other hand, on the back side of the right end of the carriage 11, second connecting recesses 28 and 29 are formed.

Therefore, as shown in FIGS. 10, 11 and 13, when the two transport vehicles 10 are connected to each other in the horizontal direction, the left end of the right transport vehicle 10 has the right end on the left side. The two carriers are connected to each other simply by pushing the right carrier 10 to the left from this state. That is, the right carrier 10
Is further pushed to the left, along the slopes 24a, 25a formed on the second connecting projections 24, 25 of the left carrier 10
Rib 28 forming right end face 11c of right carrier 10
a, 29a move up along the slopes 24a, 25a. Eventually, when the ribs 28a, 29a exceed the vertices of the slopes 24a, 25a, the ribs 28a, 29a move between the left end face 11b of the right carrier 10 and the right standing faces 24b, 25b of the second connecting projections 24, 25. It falls into the gap t2 formed between them. That is, the second connecting projections 24, 2 of the right carrier 10
5 and the second connection recesses 28 and 29 of the left carrier 10 are fitted together, and the right carrier 10 and the left carrier 10 are connected to each other in a horizontal line.

As described above, the carrier can be easily and quickly connected by simply pushing the carrier 10.
Moreover, since the upper surface 23a of the second overhanging portion 23 is formed so as to be flush with the bottom of the carrier 11, the mounting portions 13 of the carrier 10 connected to each other are flush.

(3) In the present embodiment, the first support holes 17c
And the first sleeve 1 made of metal in the second support hole 18c.
9 and the second sleeve 20 were fitted. Therefore, even if the handle 21 is frequently disengaged from the first and second sleeves 19 and 20, the inner circumferences of the first and second support holes 17c and 18c are not expanded, and the first and second sleeves 19 and 20 are not expanded. 20 stably supported.

(4) In this embodiment, the insertion portions 21a and 21b of the handle 21 have a circular cross section, and the first
The outer diameter D2 is equal to the inner diameter D1 of the sleeve 19 and the length T1 of the short side of the second sleeve 20, and the distance L4 between the center axes of the insertion portions 21a and 21b is set to the first and second sleeves 19 and 20. Is the same as the distance L3 between the center axes. Therefore, the insertion portion 2 of the handle 21
1a and 21b are inserted into the first and second sleeves 19 and 20, respectively.
a is stably fitted by the first sleeve 19.

(5) In this embodiment, the distances L1 to L1
L4 is set so that L3 = L4 = L1 + L2. Therefore, when the two carriages 10 are connected in a horizontal line, one insertion part 21a of the handle 21 is inserted into the second sleeve 20 of the left carriage 10 and the other insertion part 21b of the right carriage 10 is connected. 1st sleeve 1
9 can be plugged. As a result, the handle 21
Thus, the two transport vehicles 10 can be reliably transported.

(6) In the present embodiment, the first support holes 1
A drain hole 17c is provided at the center of the bottom 17b of 7a, and a drain hole 18c is provided at the center of the bottom 18b of the second support hole 18a. Therefore, the first and second
Water can be prevented from accumulating in the support holes 17a, 18a.

(7) In the present embodiment, the stacking recesses 30 to 33 are provided at the center of the mounting portion 13 of the carrier 10, and the mounting legs 3 are provided on the back side corresponding to the recesses 30 to 33.
4-37 were formed. By engaging one carrier 10 with the recesses 30-33 of the other carrier 10, the legs 34-37 of one carrier 10 can be stacked on the other carrier 10. At this time, the recess 30
33 and the legs 34 to 37 are integrally formed in the same vertical direction, so that the stacked portion is vertically continuous and receives a load at that portion, so that the carrier 11 can be prevented from being deformed or damaged. Can be stacked stably.

(8) In this embodiment, the concave portions 30 for lamination
Since 33 has the shape of an inverted quadrangular pyramid, the legs 34 to 37 of the other carrier 10 can be easily engaged. (9) In the present embodiment, the stacking concave portions 30 to 33 are provided at four apexes of a square centered on the center position of the transport vehicle 10, so that one transport vehicle 10 is connected to the other transport vehicle 10. When the transporters 11 of the upper and lower transport vehicles 10 are vertically and horizontally crossed so as to be orthogonal to each other, they can be stacked stably and robustly by supporting them at four points in a well-balanced manner.

(10) In the present embodiment, the concave portion 30 for lamination is used.
Since the drain holes 30a to 33a are formed in the center of the bottoms of the to 33, water such as rain does not collect in the concave portions 30 to 33 in the transport trolley 10 used outdoors.

(Second Embodiment) Hereinafter, a second embodiment of the present invention will be described with reference to FIGS. This embodiment is different from the first embodiment only in a partial configuration. Therefore, for the sake of convenience, different parts will be described in detail, and the same components as those in the first embodiment will be denoted by the same reference numerals, and the details thereof will be omitted.

As shown in FIG. 15, the first overhang 14
The first and second supports 47 and 48 are connected by a connecting portion 49. Each of the first and second support holes 47a and 48a has a square cross section in plan view. As shown in FIGS. 15 to 17, bottom portions 47 b and 48 b of the first and second support members 47 and 48 are provided.
Are formed with annular convex bases 47c, 48c upward, and drain holes 47d, 48d are formed on the inner periphery thereof. Between the upper halves of the first and second support holes 47a, 48a,
A groove 50 is formed. Also, the first and second support holes 47
a, 48a and one side surface of the groove 50 (the side surface on the mounting portion 43 side) are provided with ridges 47e, 4 extending vertically.
8e and 50a are formed so as to protrude.

In the first and second support holes 47a and 48a,
Metal first and second sleeves 51 and 52 are fitted. A metal plate 53 connecting the first and second sleeves 51 and 52 is fitted in the groove 50. The first and second sleeves 51 and 52 are cylindrical bodies having a square cross section, and are configured so as to be easily pressed out of the first and second support holes 47a and 48a by being pressed against the ridges 47e and 48e. Have been. The metal plate 53 is also pressed against the ridge 50a so as not to easily come out of the groove 50.

As shown in FIG. 15, a slip preventing rib 54 having a fixed pattern is formed on the surface of the mounting portion 43. A recess 55 for attaching an adjuster (not shown) is formed near the four corners of the placing section 43.

As shown in FIGS. 18 and 19, mounting legs 56 and 57 having a shape different from that of the first embodiment are formed at the rear side of the carrier 41 so as to extend downward. ing.

The carrier 40 constructed as described above has the following functions and effects. That is, in the present embodiment,
The bottom portions 47b, 4 of the first and second support holes 47a, 48a
At the center of 8b, convex bases 47c and 48c are formed.
Also, the center of the projections 47c and 48c is located at the center of the projection 47.
Water drain holes 47d and 48d penetrating through c and 48c are formed. Therefore, the first and second sleeves 51, 52
By fitting the projections 47c, 48c into the handle inserted into the handle, rattling of the handle insertion portion can be prevented, and the first and second support holes 47a, 48 can be prevented.
Water can be prevented from accumulating in a.

The present invention is not limited to the above embodiments, and may be carried out as follows without departing from the spirit of the present invention. In each of the above embodiments, the first and second overhang portions 14 and 2
3, two first connection protrusions 15, 16 and second connection protrusions 24, 2 each forming a right-angled triangular longitudinal section.
Although 5 is provided, two or more connecting projections may be provided at predetermined positions of the first and second overhang portions 14 and 23, respectively. In this case, by providing a connecting concave portion for engaging and disengaging corresponding to the plurality of connecting protrusions, it is possible to obtain the same effect as the above embodiments.

In the above embodiments, the transport vehicles 10, 4
The connection structure of 0 may be implemented with a structure as shown in FIG. More specifically, as shown in FIG. 20, the first connection protrusions 15, 16 and the second connection protrusions 24, 25 are formed in a substantially rectangular longitudinal section. First connection recesses 26, 27
Connecting end surface portions 26a, 27a and second connecting concave portions 28, 29
Are formed obliquely, and the end surfaces 26d, 27d and the end surfaces 28d, 29d are formed as inclined surfaces. In this case, effects similar to those of the above embodiments can be obtained.

The technical ideas other than the claims that can be grasped from the above embodiment will be described below together with the effects. ○ In a transport vehicle provided with casters on the lower surface of the transport platform for transporting luggage, etc., a first latch portion is provided at two adjacent edges of the transport platform, and two adjacent latches are provided on opposite sides of the edge.
A second latch portion is provided at the edge of the location to be latched to the first latch portion of another carriage, and the carriages are connected by the mutual latching of the first and second latch portions. Wherein at least one of the first and second latch portions is provided with an inclined surface for guiding them in the latched state.

Therefore, when the adjacent carriages are connected to each other by the interlocking of the first and second latching portions, at least one of the first and second latching portions guides them in the latched state. Is done. For this reason, the adjacent transport vehicles can be easily connected in either the longitudinal direction or the width direction.

In a transport vehicle provided with casters on the lower surface of the transport platform for transporting luggage and the like, a pair of first latch portions are respectively provided on two adjacent edges of the transport platform, A pair of second latch portions, which are latched to a first latch portion of another carriage, are provided at two adjacent edges on opposite sides, and the first and second latch portions are mutually hooked. A transport vehicle, wherein the transport vehicles are connected by a stop, and at least one of the first and second latch portions is provided with an inclined surface for guiding them in a latched state.

Therefore, when the adjacent carriages are connected to each other by the interlocking of the first and second latching portions, at least one of the first and second latching portions guides them in the latched state. Is done. For this reason, the transport vehicles adjacent to each other in both the longitudinal direction and the width direction can be easily and stably connected.

In a transport vehicle provided with casters on the lower surface of the transport platform for transporting luggage, etc., a first latch portion is provided at an edge of the transport platform, and another latching portion is provided at an edge opposite to the edge. The first and second latch portions of the carriage are provided with a second latch portion, and the first and second latch portions are mutually latched to connect the carriages. At least one of the second latch portions is provided with an inclined surface for guiding them in a latched state, the first latch portion has a substantially right-angled triangular shape, and the inclined surface is used as a guide surface. Wherein the latching portion is engaged with the guide surface and then fitted into the first latching portion from above.

Therefore, when the adjacent carriages are connected to each other by the mutual latching of the first and second latching portions, at least one of the first and second latching portions guides them in the latched state. Is done. For this reason, the adjacent transport vehicles can be easily connected.

[0049]

As described above in detail, according to the first aspect of the present invention, it is possible to easily and quickly connect the carriages without requiring much labor, and to minimize the damage of the connecting portion. Can be eliminated.

[Brief description of the drawings]

FIG. 1 is a perspective view of a transport trolley according to a first embodiment.

FIG. 2 is a plan view of the carriage.

FIG. 3 is an enlarged plan view of a main part before a sleeve of the transport trolley is fitted.

FIG. 4 is an enlarged plan view of a main part after the sleeve of the carriage has been fitted.

FIG. 5 is a cross-sectional view of a main part of a side view of the carriage.

FIG. 6 is a perspective view of the transport trolley according to the first embodiment in which a handle is inserted.

FIG. 7 is a side view of the transport trolley according to the first embodiment with a handle inserted.

FIG. 8 is a bottom view of the carriage.

FIG. 9 is an enlarged cross-sectional view taken along the line AA of the carriage.

FIG. 10 is a perspective view of two carriages connected in a lateral direction.

FIG. 11 is a perspective view of four carriages connected in the vertical and horizontal directions.

FIG. 12 is a sectional view of the transport vehicle according to the first embodiment in a state immediately before connection in the longitudinal direction.

FIG. 13 is a sectional view of the transport vehicle according to the first embodiment in a state immediately before connection in the width direction.

FIG. 14 is a sectional view of a main part of the transport vehicle according to the first embodiment after being connected in the longitudinal direction.

FIG. 15 is a perspective view of a transport trolley according to the second embodiment.

FIG. 16 is an enlarged plan view of a main part after the sleeve of the carrier has been fitted.

FIG. 17 is a sectional view of a main part of the carriage.

FIG. 18 is a front sectional view of the carriage.

FIG. 19 is a bottom view of the carriage.

FIG. 20 is a cross-sectional view of a main part after connection of another example of the transport vehicle.

FIG. 21 is a side view showing a state immediately before connection in a longitudinal direction of a conventional transport vehicle.

FIG. 22 is a cross-sectional view of a main part of the prior art transport vehicle after longitudinal connection.

[Explanation of symbols]

10, 40: transport vehicle, 11, 41: transport vehicle, 12: caster, 13, 43: mounting portion, 14: first overhang portion,
15, 16 ... first connection protrusion, 17a, 47a ... first support hole, 18a, 48a ... second support hole, 19, 51 ... first sleeve, 20, 52 ... second sleeve, 21 ... handle,
23: second overhang portion, 24, 25: second connection protrusion, 2
6, 27 ... first connection recess, 28, 29 ... first connection recess,
30-33: concave portion for lamination, 34-37, 56, 57: legs for mounting.

Claims (1)

[Claims] 1. A carriage having a caster provided on a lower surface of a carrier for carrying a load or the like, wherein a first latch portion is provided at an edge of the carrier and another is provided at an edge opposite to the edge. A first latch portion and a second latch portion to be latched by the transporter, and the transporters are connected to each other by mutual latching of the first and second latch portions,
A carriage having at least one of the first and second latch portions provided with an inclined surface for guiding them in a latched state.