JPH09248216A - Foldable table - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a foldable table to which a safety cover is attached so that fingers or hands will not be caught in a table top when the folded table top is unfolded. SOLUTION: A stopper 8 is formed in a bracket 3 of this foldable table. The stopper 8 is an almost dent notch which receives the pivot point 6 of a safety cover 7 when a table top support frame 4 is folded and strikes on a striking piece 7a. When the striking piece 7a of the safety cover 7 is engaged with the stopper 8, the safety cover 7 slants to cover the corner of the table top support frame 4 and the bracket 3 and the table top is locked in this condition. The table top support frame 4 can be rotated in the direction of unfolding by releasing the striking piece 7a of the safety cover 7 from the stopper 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a folding table provided with a safety cover for preventing fingers or hands from being caught when the top plate is displaced from a folding position to a deployed position.

[0002]

2. Description of the Related Art In general, a folding table provided so as to be rotatable between a developed position in which a top plate is in a horizontal state and a folded position in which the top plate is in an inverted state has a pedestal and an upper end of the pedestal. Bracket provided integrally with the pedestal at the section, a top plate support frame pivotally attached to the bracket and rotatably provided between an expanded position and a folded position, and an upper part of the top plate support frame. And a top plate that is provided integrally with the top plate support frame and that is rotatable together with the top plate support frame between a deployed position and a folding position. The applicant of the present invention is Japanese Patent Application No. 7-2546.
In No. 74, a safety cover for preventing pinching is proposed, which covers a corner portion of a space part sandwiched by a top plate support frame and a bracket when the top plate is folded. As a result of further studies, the present applicant has invented a folding table in which a safety cover can be locked to a bracket during folding.

[0003]

The folding table according to the present invention is constructed as follows. (1) In the folding table according to claim 1, the bracket receives the pivotal attachment point of the safety cover when the top plate supporting frame is folded, and abuts against the abutment piece formed on the tip side of the safety cover. A stopper consisting of a substantially concave notch is formed, and at the folding position of the top plate support frame, the abutment piece of the safety cover is locked by locking the stopper, and the abutment piece is removed from the stopper. The technical means of making the top plate support frame rotatable in the deploying direction is taken.

(2) In the folding table according to claim 2, the opening formed in the bottom surface of the bracket and the pivot point of the bracket and the top plate supporting frame are slidable in the top plate supporting frame in the axial direction. And a biasing means for biasing the top plate supporting frame in a locking direction set to either the front or rear of the pivot direction, and a biasing means protruding downward from the top plate supporting frame and being inserted into the opening portion. The top plate support frame is formed into a bracket when the top plate support frame is in the unfolded state, and includes an engagement member that is locked in the opening by the biasing force of the means and a release lever that displaces the engagement member in the engagement release direction. It is provided with a locking means for locking to the above, and the technical means is taken in that the safety cover is formed so as to cover the engaging member at the folding position of the top plate supporting frame.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the folding table of the present invention will be described below with reference to the drawings. 1 to 3
The folding table 1 shown in FIG. 1 is roughly composed of a pedestal 2 standing upright on a pedestal 2a, and a bracket 3 having a substantially channel shape integrally provided with the pedestal 2 at the upper end of the pedestal 2. And a top plate supporting frame 4 pivotally attached to the bracket 3 by a pivot 9 so as to be rotatable between a horizontal expanded position and an inverted folded position, and the top plate supporting frame 4 And a top plate 5 that is provided integrally with the top plate support frame 4 and that is provided together with the top plate support frame 4 so as to be rotatable between an expanded position and a folded position.

When the folding table 1 is used, the top plate 5 is in a horizontal deployed position, and when not in use, it is tilted to an inverted folded position. This folding table 1
When displacing the top plate 5 from the folded position to the deployed position,
Safety devices are provided to prevent pinching of hands and fingers. This safety device has a safety cover 7 whose one end is pivotally attached to a top plate support frame 4 by a pin 6 and a concave shape formed so that the lower end of the safety cover 7 can be engaged with and disengaged from the upper side of the bracket 3. It consists of a stopper 8. The stoppers 8 are notched on the left and right side walls so as not to collide with the pivot points 6 of the safety cover 7 when the top plate supporting frame 4 is folded, and the abutment pieces formed on the tip side of the safety cover 7. It is composed of a substantially concave notch that forms a rising edge that abuts against the portion 7a. Reference numeral 9 indicates a pin that pivotally attaches the top plate support frame 4 to the bracket 3.

The safety cover 7 has a substantially channel shape, and a pair of mounting pieces extending at the base end has a top plate supporting frame 4.
It is externally fitted to and is pivotally attached by a pin 6. The position of the pin 6 is above the pivot point 9 between the bracket 3 and the top plate support frame at the top plate folding position, and in this embodiment, it is arranged above the engagement member 12 described later. The tip of the top wall of the safety cover 7 is bent and protrudes forward to form an abutment piece 7a that abuts the stopper 8. Further, the safety cover 7 is provided with a knob 10 formed so as to project from the lower end portion to one side.

The safety cover 7 is, as shown in FIG.
When the top plate 5 is in the deployed position, the top plate 5 is suspended along the pedestal 2. On the other hand, the safety cover 7 is in an inclined posture between the top plate support frame 4 and the bracket 3 when the top plate 5 is in the folding position, and the intersection portion between the top plate support frame 4 and the bracket 3 is formed. As it comes to cover the vicinity,
The abutting piece 7a at the lower end engages with the rising portion of the tip of the stopper 8 of the bracket 3.

Since the safety cover 7 is thus engaged with the stopper 8, the safety lever 7 is prevented from jumping up accidentally. Further, even if a force is applied to the top plate 5 to move it to the deployed position, it will not be displaced horizontally. That is, the safety lever 7 also serves as a lock unit that locks the top plate 5 at the folding position. In addition, the knob 10 attaches the abutting piece 7 a at the lower end of the safety cover 7 to the stopper 8 of the bucket 3.
It is provided to disengage from.

Further, in the folding table 1 of this embodiment,
Locking means for locking the top plate 5 in the deployed position and unlocking means for unlocking the lock are provided. The lock means for locking the top plate 5 in the deployed position is the bracket 3
Opening 11 formed on the bottom side of the top plate supporting frame 4
Of the engaging member 1 which is attached to the bottom plate of the bracket 3 through the opening 11 so as to be disengageable.
2 and an urging spring 13 provided on the bracket 3 for urging the engaging member 12 in the engaging direction (outward of the pivot).

The engaging member 12 is provided on each of the pair of pedestals 2 (see FIGS. 8 and 9). Engaging member 12
Has a hook-shaped lower end, and is engageable with the bottom rear side of the bracket 3 as shown by the solid line in FIG. Top 5
If the engaging member 12 is displaced from the folded position to the deployed position,
After passing through the opening 11 of the bracket 3, the biasing spring 13
Is urged to engage with the back side of the bottom of the bracket 3,
It will be locked automatically.

On the other hand, a release lever 14 is provided as a lock releasing means for releasing the lock of the developed position of the top plate. The release lever 14 is swingably attached to the pedestal 2 about a fulcrum composed of a pin 15, and a grip portion 16 is formed on one side (lower part) of the pin 15 (fulcrum) to form the pin 15 (fulcrum). On the other side (upper side) of the, a release portion 17 is formed that can freely move in and out of the pedestal 2. Then, the grip 16
It is provided so that the engaging member 12 is pushed by the releasing portion 17 which is pivoted around the pin 15 (fulcrum) and is disengaged from the bracket 3. Reference numeral 18 is a releasing unit 1.
Reference numeral 7 denotes a hole for entering and leaving the pedestal 2.

Only one release lever 14 is provided. The reason for using only one release lever 14 is that if one of the engagement members 12 is pushed and moved, the top plate support frame 4
This is because the other engaging member 12 is also moved in the same direction via (see FIG. 9). Therefore, at the same time that one engagement member 12 is disengaged from the bracket 3 by operating one release lever 14, the other engagement member 12 can also be disengaged. According to the folding table 1 configured as described above, the safety cover 7 does not jump up accidentally as described below.

As shown in FIG. 6, when the top plate 5 is in the unfolded position (when the folding table 1 is in use), the safety cover 7 is vertically suspended. At this time, the engaging member 12 provided on the top plate supporting frame 4 is moved to the position shown in FIG.
As shown in FIG. 8, it penetrates through the opening 11 of the bracket 3 and is urged in the horizontal direction by the force of the urging spring 13 to be engaged with the bottom rear side of the bracket 3. As a result, the top plate 5 is locked at the expanded position.

To unlock the expanded position of the top plate 5, the grip 16 of the release lever 14 is held and pivoted about the pin 15 (fulcrum) as shown by the phantom line in FIG. Then, the release portion 17 of the release lever 14 enters the pedestal 2 and pushes the engaging member 12 against the urging force of the urging spring 13 to release the engagement (see FIG. 9). Goes out of the opening 11 and is removed from the bracket 3. After unlocking the developed position of the tabletop 5 in this manner, the tabletop 5 is lifted to bring the tabletop 5 to the folding position.

When the top plate 5 is in the folding position, the safety cover 7
Automatically engages with the stopper 8 of the bracket 3 at the lower end, and is in a posture of inclining between the top plate supporting frame 4 and the bracket 3. As shown in FIG. It covers the vicinity of the intersection. Since the safety cover 7 is thus engaged with the stopper 8, the safety lever 7 is prevented from jumping up accidentally. Also, since the top plate 5 is locked at the folding position, the top plate 5
Even if a force is applied to collapse the deployed position, it will not be displaced horizontally. At this time, a raised portion 7b is bulged above the safety cover 7 so as to prevent the tip of the engaging member 12 from hitting.

To unlock the folding position of the top plate 5, hold the knob 10 of the safety lever 7 and lift the safety lever 7 as shown by the phantom line in FIG.
The lower end of is removed from the stopper 8. Next, when the top plate 5 is displaced from the folded position to the deployed position, the engaging member 12 provided on the top plate support frame 4 passes through the opening 11 of the bracket 3 and is then urged by the urging spring 13. Is engaged with the back side of the bottom of the bracket 3 to automatically lock the top plate 5 in the deployed position (see FIG. 8). In the present invention, the structure of the abutment piece and the stopper is not limited to the embodiment, and a known engagement / disengagement structure can be appropriately used as long as it can be engaged / disengaged.

[0018]

According to the folding table of the present invention described above, the following effects can be obtained. (1) According to the folding table of claim 1, since the lower end of the safety cover engages with the stopper of the bracket when the top plate is in the folding position, the safety cover is prevented from jumping up accidentally. Therefore, safety can be further improved. (2) According to the folding table of claim 2, since the safety cover is provided with the knob, the safety cover can be easily removed from the stopper. (3) According to the folding table of claim 3, when the top plate is moved from the folding position to the unfolding position, the engaging member provided on the top plate supporting frame extends from the opening formed in the bracket to the pedestal. And is engaged with the underside of the bottom of the bracket by a biasing spring. As a result, the top plate support frame is automatically locked in the deployed position. On the other hand, when the holding part of the release lever is held and rotated about the fulcrum, the release part of the release lever pushes the engaging member against the force of the biasing spring,
Detach from the bottom rear side of the bracket. As a result, the lock of the developed position of the top plate is released. Therefore, it is possible to easily and reliably lock the development position of the top plate and unlock the development position.

[Brief description of drawings]

FIG. 1 is a side view of a folding table at a top plate development position.

FIG. 2 is a side view of the folding position of the top plate.

FIG. 3 is a front view of a folding table.

FIG. 4 is an enlarged view of an essential part showing a top plate folding position of an embodiment of the folding table according to the present invention.

FIG. 5 is a cross-sectional view showing a top plate development position of a main part of the folding table.

FIG. 6 is a side view of a main part of the folding table.

FIG. 7 is a front view showing a safety cover.

FIG. 8 is an explanatory view showing a top plate development position locking means of the folding table and its releasing means.

FIG. 9 is an operation state diagram showing a state where the lock is released by the release means.

[Explanation of symbols]

 1 Folding Table 2 Pillar 3 Bracket 4 Top Plate Support Frame 5 Top Plate 7 Safety Cover 8 Stopper 10 Pick 11 Opening 12 Engagement Member 13 Energizing Spring 14 Release Lever 16 Grip 17 Release

Claims (4)

[Claims] 1. A pair of left and right pedestals, a channel-shaped bracket integrally provided with the pedestal at an upper end portion of the pedestal, and a deployed position and an inverted state in which the bracket is pivotally attached to the bracket to be in a horizontal state. And a top plate supporting frame rotatably provided between the folding position and the top plate supporting frame provided on the top plate supporting frame so as to be rotatable between an expanded position and a folding position. And a safety cover pivotally attached at one end to the top supporting frame, the safety cover being in a suspended state when the top supporting frame and the top are in a horizontal state, In a folding table that covers the vicinity of the intersection between the top plate support frame and the bracket when the top plate support frame and the top plate are in the folding position and the posture is inclined between the top plate support frame and the bracket. , The above Is a stopper formed of a substantially concave notch that receives the pivot point of the safety cover when the top plate supporting frame is folded and that abuts with the abutting piece formed on the tip side of the safety cover. At the folding position of the top plate supporting frame, the abutting piece of the safety cover is locked by locking the stopper, and the abutting piece is removed from the stopper so that the top plate supporting frame can be rotated in the developing direction. A foldable table characterized by that. 2. An opening formed on the bottom surface of the bracket and a pivot point between the bracket and the top plate supporting frame are formed so as to be slidable in the top plate supporting frame in the axial direction. Energizing means for energizing in a locking direction set to either the front or rear of the pivot direction, and protruding downward from the top plate support frame and inserted into the opening, and locked in the opening by the energizing force of the biasing means. An engaging member and a release lever that displaces the engaging member in the engagement releasing direction,
Locking means for locking the top plate supporting frame to the bracket when the top plate supporting frame is in an expanded state, and a safety cover is formed so as to cover the engaging member at the folding position of the top plate supporting frame. The folding table according to claim 1, wherein: 3. The safety cover is provided with a knob formed by laterally projecting from a lower end portion.
Or the folding table described in 2. 4. The folding table according to claim 2, wherein a raised portion for covering the tip of the engaging member is bulged on the upper portion of the safety cover.