JP2934172B2 - Table - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat table whose legs can be folded compactly so that its storage space and packaging can be made more compact, and which can be made more expensive and can be manufactured inexpensively.

[0002]

2. Description of the Related Art There are conventional seat tables in which the whole is made of wood, and one in which only legs are made of steel as in Japanese Utility Model Laid-Open No. 2-105737. The former has a heavy texture and a high-class feel, but has the problem of being expensive, while the latter has a relatively low price, but has the problem that the leg has a noticeable texture and lacks a high-grade feel.

[0003]

SUMMARY OF THE INVENTION The present invention solves such a problem, and the legs can be compactly folded so that the storage space and the packaging can be made compact, the luxury can be enhanced, and this can be manufactured at low cost. It is an object of the present invention to provide such a low table.

[0004]

Therefore, a seat table according to the present invention has a plurality of supporting frames fixed to the lower surface of a top plate, and legs are connected to the frame so that the legs can be folded. A concave portion that opens in the vertical direction is provided, the width of the concave portion is formed wider than the outer surface distance of the opposing support frame, a plurality of support frames can be stored in the concave portion when the legs are folded, and the legs can be compactly folded. Like that. Further, the present invention comprises a leg body having a leg body protruding on both sides, an inner panel attached between the pillars, and caps attached to upper and lower ends of the leg body and the inner panel, It enables the production of heavy and beautiful legs. Further, in the present invention, the leg body and the inner panel are formed by bending a steel plate, and the cap is made of a synthetic resin, thereby making it possible to manufacture an inexpensive sitting table. The present invention provides a leg body in which tubular legs are formed on both sides and bent pieces having screw holes at upper and lower ends between the pillars, and bent pieces having screw holes at upper and lower ends are formed. An inner panel for arranging the bent piece inside the bent piece of the leg body, a pair of end caps for closing the pillar, and an edge cap having a screw hole, around the end cap and the edge cap. A leg is formed by projecting a cap, and the leg body, the inner panel, and the cap are screwed to form a leg, thereby providing a leg which is inexpensive and easy to assemble. Further, according to the present invention, a pair of brackets are protruded from the inner surface of the leg, the brackets are rotatably connected to the pair of support frames, and a long groove and a guide groove are formed in these support frames. Both ends of the lock lever are movably inserted, a slider integrated with the lever is slidably inserted into the guide groove, and the slider is disengageably disposed on the bracket. To lock the standing posture of the leg. Further, according to the present invention, a locking piece having a pair of convex portions formed at both ends of the lock lever is provided, and the locking piece is disposed so as to be engageable with the inner surface of the support frame, so that the lock lever is reliably operated. I have to.

[0005]

According to the first aspect of the present invention, a recess is provided on the inner surface of the leg in the vertical direction, and the width of the recess is formed to be wider than the outer surface distance of the supporting frame. The support frame can be stored in the recess, and the legs can be folded compactly. According to a second aspect of the present invention, a leg is constituted by a leg body having projecting pillars on both sides, an inner panel attached between the pillars, and caps attached to upper and lower ends of the leg body and the inner panel. Providing legs that are heavy and beautiful. The invention according to claim 3 is that the steel plate is bent to form the leg body and the inner panel, and the cap is made of synthetic resin.
Enables the production of inexpensive sitting tables. According to a fourth aspect of the present invention, there is provided a leg body in which a tubular pillar is formed on both sides, and a bent piece having screw holes at upper and lower ends between the pillars is formed, and a bent piece having screw holes at upper and lower ends. Forming an inner panel for disposing the bent piece inside the bent piece of the leg body, a pair of end caps for closing the pillar, and an edge cap having a screw hole. And a cap having a flange protruding therearound. The leg body, the inner panel, and the cap are screwed to form a leg, thereby making it possible to manufacture a leg which is inexpensive and easy to assemble. According to a fifth aspect of the present invention, a pair of brackets are protruded from the inner surface of the leg, and the brackets are rotatably connected to the pair of support frames, and a long groove and a guide groove are formed in these support frames. In addition to movably inserting both ends of the lock lever, a slider integrated with the lever is slidably inserted into the guide groove, and the slider is disposed so as to be disengageable from the bracket. Engage with the bracket to lock the standing posture of the leg. Claim 6
According to the invention, a locking piece having a pair of convex portions formed on both ends of the lock lever is provided, and the locking piece is arranged to be engageable with the inner surface of the support frame, so that the lock lever is reliably operated.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In FIGS. 1 to 8, reference numeral 1 denotes an elongated rectangular top plate, and a pair of support frames 2 and 2 on its lower surface along its length. It is fixed, and a bracket 4 is attached to an end of the frame 2 via a pin 3.
Are rotatably connected.

The bracket 4 projects from the inner surface of the upper end of the leg, which will be described later. The bracket 4 has a pair of bent pieces 4a, 4a, and the end of the support frame 2 is inserted between the bent pieces 4a, 4a. These are connected by the pins 3. In the figure, 5 and 6 are support frames 2
The pin 3 can be inserted through the end of the pin 3 and the pin hole formed in the bent piece 4a.

At the upper end of the bent piece 4a, a notch 7 is formed in a tapered shape, and a guide groove 8 is opened at an end surface of the support frame 2 facing the turning area of the notch 7, and a lower opening edge of the groove 8 is formed. The notch 7 is always located, and the substantial opening width of the guide groove 8 from the center to the outer end is gradually reduced outward as shown in FIG.

Sliders 9, 9 are slidably inserted into the guide grooves 8, 8, and lock levers 11, 10 integrated with the sliders 9, 9 are fixed with lock levers 11, both ends of which are supported. It is slidably inserted into the long grooves 12, 12 formed in the frame 2. Both ends of a spring 13 are hooked between the lock lever 11 and the pin 3, and the elasticity of the spring 13 urges the lock lever 11 and the lock fittings 10, 10 outward.

In the drawing, reference numeral 11a denotes a grip portion having a curved portion formed at the center of the lock lever 11, and 14 denotes a locking piece integral with the lock fitting 10, and substantially semicircular convex portions 14a, 14 are provided at both ends of its outer surface.
a are formed, and these are arranged so as to be engageable with the inner surfaces of the support frames 2 and 2.

The leg 15 is formed in a wall shape having a substantially U-shaped cross section as shown in FIG.
a is formed, which comprises a leg body 16,
And an inner panel 17 attached to the inside of the body, and caps 18 and 19 attached to the upper and lower ends of the leg body 16.

The leg body 16 is formed by bending both ends of a steel plate into a substantially right-angled triangle, and welding the bent edges to the leg body 16 to form triangular prism-shaped pillars 20. The upper and lower edges are bent inward at right angles to form bent pieces 21 and 21
Are formed, and a plurality of screw holes 22 are formed therein.
A synthetic resin film (not shown) such as vinyl chloride having excellent heat resistance is adhered to the outer peripheral surface of the leg body 16.

The inner panel 17 is formed by bending four circumferences of a rectangular steel plate at right angles in the same direction to form bent pieces 23, burring a plurality of portions of the upper and lower bent pieces 23, and providing a screw portion on the inner surface thereof. To form screw holes 24,
It is formed in a frame-shaped plate that can be inserted between zeros. In addition,
An appropriate reinforcing member (not shown) is fixed to the inner surface of the inner panel 17 corresponding to the mounting position of the brackets 4, 4.

The caps 18 and 19 are made of synthetic resin and have the same shape as each other. These are formed in substantially the same shape as the plane of the leg body 16 and are end caps capable of closing the upper and lower ends of the pillars 20 and 20. 25, 25 and bent pieces 21, 23
And a plurality of screw holes 27 formed in the caps 26, 26 so that screws 28, 29 or bolts can be screwed into the caps 26, 26.

The distance D between the end caps 25, 25,
That is, the width of the concave portion 14a or the interval between the pillars 20, 20 is configured to be wider than the outer surface distance E of the support frames 2, 2.
Also, the inner surfaces of the end caps 25, 25 or the pillars 20,
The inner surface of the projection 20 projects inward from the inner surfaces of the edge caps 26 and 26 or the surface of the inner panel 16, and the amount of projection F, that is, the depth of the recess 14 a is set slightly smaller than the height G of the support frame 2. Thus, when the legs 15, 15 are folded, the support frames 2, 2 can be accommodated between the pillars 20, 20. In the figure, reference numeral 30 denotes a flange protruding from the peripheral edges of the caps 18 and 19, which can be fitted to the upper and lower edges of the leg body 16 and the inner plate 17.

The seat table constructed as described above comprises a top plate 1, a pair of support frames 2, a pair of legs 18, and a locking mechanism. Of these, the support frame 2 cuts a steel pipe into a predetermined length. A through hole 5, a guide groove 8, and a long groove 12 are formed at predetermined positions of the end portions, and are manufactured. The lock mechanism press-forms a steel plate to integrally form the slider 9, the lock fitting 10, and the locking piece 14, disposes the pair of lock fittings 10, 10, and inserts the lock lever 11 into these. Weld and produce.

The leg 18 is formed by pressing a steel plate, and the leg body 1 is pressed.
6 and the inner panel 17 are manufactured, a synthetic resin film is adhered to the surface of the leg body 16, and a pair of brackets 4 and 4 are welded to predetermined positions on the surface of the panel 17, and a reinforcing member is fixed to the back surface. . The caps 18 and 19 are formed integrally by resin molding. Therefore, the material cost is reduced as compared with the conventional wooden legs, and the wooden legs can be manufactured inexpensively.

Next, when assembling the legs 15, the pillars 2
The inner panel 17 is fitted between 0 and 20 and the bent pieces 23 and 23 are superimposed on the inside of the bent pieces 21 and 21.
While maintaining this state, the caps 18 and 19 are fitted to the upper and lower ends of the leg body 16, the end caps 25 and 25 are fitted to the pillars 20, 20, and the edge caps 26,
26 are fitted into the bent pieces 21 and 23, screws 28 and 29 are screwed into the screw holes 24 from the screw holes 27 and 22, and the leg body 16, the inner panel 17, and the caps 18 and 19 are integrally connected. I just need.

When assembling a table with these components, for example, the bent pieces 4a of the bracket 4 are fitted into both ends of the support frames 2, 2, and the bent pieces 4a, 4a are fitted.
Then, the pins 3 are inserted into the pin holes 6 and 5 of the support frame 2 to connect the legs 15 and 15 rotatably. After that, holding the assembled lock mechanism, the both ends of the lock lever 11 are inserted into the long grooves 12, 12 on the inner surfaces of the support frames 2, 2, and the tips of the sliders 9, 9 are inserted into the guide grooves 8, 8. ,
Both ends of the spring 13 are hooked on the pin 3 and the lock lever 11. In this manner, the support frames 2, 2 in which the legs 15, 15 and the lock mechanism are assembled, may be attached to predetermined positions on the lower surface of the top plate 1.

In the seat table assembled as described above, the legs 15, 15 are erected vertically during use, and the end caps 25, 25 of the cap 19 are placed on the floor. This situation is as shown in FIGS. 1 and 2, in which the flat grounding surfaces of the end caps 25, 25 are in contact with the floor, so that the standing posture of the sitting table is stable and the legs 15, 15 have a wall shape. As a result, the feel of the material becomes heavier than that of the conventional leg where the steel frame is exposed, and the sense of quality is enhanced.

In such a use, as shown in FIGS.
The upper cap 18 is engaged with the lower surface of the top plate 1, and the sliders 9, 9 are located in the middle of the guide grooves 8, 8. Since the rotation of the brackets 4 and 4 is prevented, the legs 15 and 15 integrated with the brackets 4 and 4 are locked, and the standing posture of the sitting table is maintained. At this time, the projections 14a, 14a of the locking piece 14 engage with the inner surfaces of the support frames 2, 2, and the piece 14 is positioned in parallel with the support frame 2, and the lock lever 11 is moved vertically to the support frame 2. Position.

When the legs 15, 15 are folded in such a situation, the holding portion 11a of the lock lever 11 is held,
This is pulled inward against the elasticity of the spring 13. By doing so, the sliders 9 and 9 move together with the lever 11 and simultaneously disengage the notches 7 and 7, so that the brackets 4 and 4 and the legs 15 and 15 can be rotated. The lock is released. Thereafter, when the legs 15, 15 are pushed down while holding the lock release operation of the lock lever 11, the brackets 4, 4 rotate inward about the pin 3, and the legs 15, 15 It moves and is folded like the virtual line of FIG.

In this case, the lock lever 11 is
When the lever 11 is operated at a position other than the position shown in FIG.
There is a concern that the displacement of the sliders 9, 9 that move obliquely and move together is different between the left and right, and the engagement with the notches 7, 7 cannot be released simultaneously. However, even if the lock lever 11 is operated at a position other than the grip portion 11a, the protrusion 1
4a and 14a engage with the inner surfaces of the support frames 2 and 2 to promote the vertical movement of the lever 11 with respect to the support frames 2 and 2.
Dispel the above concerns.

The legs 15, 15 rotate inwardly by 90 ° from the standing position, and stop rotating when the inner panel 16 comes into contact with a stopper (not shown) attached to the lower end of the support frame 2, 2. Then, it is folded parallel to the support frame 2. This situation is as shown in FIG. 8, in which the support frames 2, 2 are located between the pillars 20, 20, and a part of the support frames 2, 2 is housed inside the legs 15. Therefore, the storage of the support frames 2 and 2 and the legs 15
Can be folded compactly, making it easier to handle and making the storage space and packing case more compact.

After the legs 15, 15 are folded, the bracket 4 is positioned as indicated by the imaginary line in FIG. 5, and the slider 9 is engaged with the peripheral surface thereof to prevent the bracket 4 from rotating.
15 folding states are maintained.

When the leg 15 is turned upright in such a situation, the bracket 4 turns counterclockwise in FIG. 5 around the pin 3, and the slider 9 engaging with the peripheral surface thereof , And the lock lever 11 moves with it. When the leg 15 rotates by 90 °, the slider 9 engages with the notch 7 and the cap 18
Is engaged with the lower surface of the top plate 1 to stop the rotation, and the upright state is locked.

The notch 7 is worn over time due to friction with the slider 9, but since the notch 7 is formed in an upward tapered shape, the slider 9 gradually moves to the base side of the notch 7 due to the abrasion. , Enabling the engagement of the two and realizing the long-term and reliable locking of the leg 15.

[0028]

As described above, the seat table of the present invention is provided with a concave portion which is opened in the vertical direction on the inner surface of the leg, and the width of the concave portion is formed wider than the outer surface distance of the supporting frame. Since a plurality of support frames can be stored in the recess at the time of folding,
The legs can be folded compactly, and the storage space and packaging can be made compact. Further, according to the present invention, the legs are constituted by a leg main body having projecting pillars on both sides, an inner panel attached between the pillars, and caps attached to upper and lower ends of the leg body and the inner panel. Thus, it is possible to provide a leg which is thicker and more excellent in aesthetic appearance than a conventional one made of steel. Further, according to the present invention, since the leg body and the inner panel are formed by bending the steel plate and the cap is made of synthetic resin, the manufacturing cost of the legs can be reduced and an inexpensive sitting table can be provided. Moreover, the present invention provides a leg body in which tubular legs are formed on both sides, and a bent piece having screw holes at upper and lower ends between the pillars, and a bent piece having screw holes at upper and lower ends. An inner panel that forms and arranges the bent piece inside the bent piece of the leg body, a pair of end caps for closing the pillar, and an edge cap having a screw hole. Since the legs are formed by caps having flanges protruding therearound, and the leg body, the inner panel, and the cap are screwed, the legs can be provided at low cost and easy to assemble. According to the present invention, a pair of brackets are protruded from an inner surface of a leg, the brackets are rotatably connected to a pair of support frames, a long groove and a guide groove are formed in these support frames, and a lock lever is formed in the long groove. Of the lever are movably inserted, a slider integrated with the lever is slidably inserted into the guide groove, and the slider is removably disposed on the bracket, and the slider is normally engaged with the bracket. Because of the engagement, the standing posture of the leg can be locked or released by the lock lever. In addition, according to the present invention, a locking piece having a pair of convex portions formed at both ends of the lock lever is provided, and the locking piece is disposed so as to be engageable with the inner surface of the support frame. Thus, the convenience in use can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention, showing a use state thereof.

FIG. 2 is a front view of FIG.

FIG. 3 is a slightly enlarged view of the bottom view of FIG. 1;

FIG. 4 is an enlarged bottom view showing a main part of the present invention, showing a relationship among a support frame, legs, and a lock mechanism.

FIG. 5 is a sectional view taken along line AA of FIG. 4;

FIG. 6 is an exploded perspective view showing an essential part of the present invention, and also shows legs after assembly.

FIG. 7 is a perspective view showing a state immediately before folding of a leg.

FIG. 8 is a perspective view showing a state after the legs are folded.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Top plate 2 Support frame 4 Bracket 8 Guide groove 9 Slider 11 Lock lever 12 Long groove 14 Locking piece 14a Convex part 15 Leg 15a Concave part 16 Leg body 17 Inner panel 18, 19 Cap 20 Leg column 21, 23 Bending piece 22, 27 Screw hole 24 Screw hole 25 End cap 26 Edge cap 28,29 Screw 30 Flange

Claims (6)

(57) [Claims] 1. A table having a plurality of supporting frames fixed to a lower surface of a top plate and legs being foldably connected to the frames, a concave portion which is opened in a vertical direction is provided on an inner surface of the leg, and the width of the concave portion is reduced. A table having a width wider than an outer surface distance of the opposing support frames, wherein a plurality of support frames can be stored in the recesses when the legs are folded. 2. The leg comprises a leg body having projecting pillars on both sides thereof, an inner panel attached between the pillars, and caps attached to upper and lower ends of the leg body and the inner panel. Table of 1. 3. The table according to claim 1, wherein the steel plate is bent to form the leg body and the inner panel, and the cap is made of synthetic resin. 4. A leg body in which tubular legs are formed on both sides and bent pieces having screw holes at upper and lower ends between the pillars are formed, and bent pieces having screw holes at upper and lower ends are formed. An inner panel for disposing the bent piece inside the bent piece of the leg body; a pair of end caps for closing the pillars; and an edge cap having a screw hole. 4. The seat table according to claim 3, wherein the leg body is formed by projecting a flange, and the leg body, the inner panel and the cap are screwed together to form a leg. 5. A pair of brackets projecting from the inner surface of the leg,
The bracket is rotatably connected to a pair of support frames, a long groove and a guide groove are formed in these support frames, and both ends of a lock lever are movably inserted into the long grooves, and a slider integrated with the lever is provided. 2. The table according to claim 1, wherein the slider is slidably inserted into the guide groove, and the slider is removably engaged with the bracket, and the slider is always engaged with the bracket. 6. The table according to claim 1, wherein a locking piece having a pair of convex portions formed on both ends of the lock lever is provided, and the locking piece is arranged to be engageable with an inner surface of the support frame.