CN101505633A

CN101505633A - Furniture leg adjustment

Info

Publication number: CN101505633A
Application number: CNA2007800310468A
Authority: CN
Inventors: 罗素·约翰·诺耶; 爱德华·约瑟夫·库利
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-27
Filing date: 2007-07-26
Publication date: 2009-08-12
Anticipated expiration: 2027-07-26
Also published as: CN101505633B; AU2007278757B2; WO2008011673A1; AU2007278757A1

Abstract

A device for leveling and/or stabilizing tables and the like using a downward force and the force of gravity to adjust the position of a first and second member that can be engaged or released by a pivot means which engages with teeth on the first member into a lock position.

Description

Furniture leg adjustment

Technical field

The present invention relates to the device that is used for providing adjusting a kind of as that in the Australian temporary patent application of submitting on July 27th, 2,006 2006904004, describe to the leg of furniture (for example desk).

Background technology

FAQs for furniture (for example desk) is that all legs of guaranteeing desk lie on the floor, thereby prevents that desk from moving.In many places (for example dining room and coffee-house), the residing floor of desk is not flat fully, thereby causes the leg of desk to leave the floor and make the desk instability thus.

On the desk that does not provide any regulative mode of leg length, common solution is simple some things of wedging under table leg.Some desks comprise can screw up or down so that the pin of adjusting to be provided.Yet this needs the people to arrive the desk below with accurate adjusting leg.If desk moves, need to repeat this process.

The present invention attempts to address the above problem at least in part, and the leg of just regulating a piece of furniture (for example desk) at an easy rate is to provide stability.

Summary of the invention

According to an aspect of the present invention, provide a kind of leg adjusting device, comprising:

Can be fixed on the Connection Element on the lower end of leg of a piece of furniture; Be slidingly mounted on the base member on the Connection Element; And

Joint element, removable between the primary importance and the second place, in primary importance, wherein joint element all engages with Connection Element and base member, thereby prevent that base member from moving with respect to Connection Element, in the second place, wherein joint element can with base member and Connection Element in any one or the two separate, base member can be slided with respect to Connection Element.

Description of drawings

By example the present invention is described referring now to accompanying drawing, among the figure:

Fig. 1 a is the exploded view according to leg adjusting device of the present invention;

Fig. 1 b is the assembly drawing of the leg adjusting device shown in Fig. 1 a;

Fig. 2 a is the vertical view of leg adjusting device shown in Figure 1, and wherein joint element and Connection Element and base member are bonded on primary importance;

Fig. 2 b is the side cross-sectional view of the leg adjusting device shown in Fig. 3 a;

Fig. 3 a is the vertical view of leg adjusting device shown in Figure 1, and wherein joint element separates with base member;

Fig. 3 b is the side cross-sectional view of the leg adjusting device shown in Fig. 4 a;

Fig. 4 a is the vertical view of leg adjusting device shown in Figure 1, and wherein joint element and Connection Element and base member are engaged in the second place;

Fig. 4 b is the side cross-sectional view of the leg adjusting device shown in Fig. 5 a;

Fig. 5 a is the exploded view according to another embodiment of leg adjusting device of the present invention;

Fig. 5 b is the assembly drawing of the leg adjusting device shown in Fig. 5 a;

Fig. 6 a is the vertical view of leg adjusting device shown in Figure 5, and wherein joint element and Connection Element and base member are engaged in primary importance;

Fig. 6 b is the side cross-sectional view of the leg adjusting device shown in Fig. 6 a;

Fig. 7 a is the vertical view of leg adjusting device shown in Figure 5, and wherein joint element separates with base member;

Fig. 7 b is the side cross-sectional view of the leg adjusting device shown in Fig. 7 a;

Fig. 8 a is the vertical view of leg adjusting device shown in Figure 5, and wherein joint element and Connection Element and base member are engaged in the second place;

Fig. 8 b is the side cross-sectional view of the leg adjusting device shown in Fig. 8 a;

Fig. 9 a is the front view of leg adjusting device shown in Figure 5;

Fig. 9 b is the cross sectional top view of the leg adjusting device shown in Fig. 9 a;

Figure 10 a is the top stereogram according to another embodiment of leg adjusting device of the present invention;

Figure 10 b is the vertical view of the leg adjusting device shown in Figure 10 a;

Figure 10 c is the front view of the leg adjusting device shown in Figure 10 a;

Figure 10 d is the side view of the leg adjusting device shown in Figure 10 a;

Figure 10 e is the side cross-sectional view of the leg adjusting device shown in Figure 10 a, and wherein Connection Element is in upper position with respect to base member;

Figure 10 f is the side cross-sectional view of the leg adjusting device shown in Figure 10 a, and wherein Connection Element mediates with respect to base member; And

Figure 10 g is the side cross-sectional view of the leg adjusting device shown in Figure 10 a, and wherein Connection Element is in lower position with respect to base member.

The specific embodiment

With reference to accompanying drawing, show the leg adjusting device that comprises Connection Element 12, base member 14 and joint element 16.Connection Element 12 comprises Connection Element 12 is fixed on device on the leg (for example table leg) of a piece of furniture.In the embodiment shown in Fig. 1-9, described device is included in the thread spindle 18 of first end 20 of Connection Element 12.Thread spindle 18 is configured to be contained in the respective screw hole of leg bottom.Connection Element 12 comprises the part near its second end 22, and this part is slided and is contained in the base member 14.

Base member 14 comprises the cylindrical part 24 with opening 26, holds second end 22 of Connection Element 12 in described opening 26.Base member 14 also is included in the pin 27 away from opening 26 1 ends.Pin 27 in use drops on the ground.

Opening 26 on the base member 14 has the shape of cross section with the shape of cross section complementation of second end 22 of Connection Element 12, makes second end 22 of Connection Element 12 slip in the opening 26.In the embodiment shown, second end 22 of opening 26 and Connection Element 12 all has foursquare substantially cross section.Opening 26 comprises the inner sleeve 28 that is contained in the opening 26.Inner sleeve 28 is contained in the opening 26 in the press-fit arrangement mode, makes inner sleeve 28 aim at opening 26 and second end 22 of Connection Element is contained in the sleeve 28.

Connection Element 12 also has the flange 50 of horizontal expansion in the lower end of thread spindle 20, thread spindle 20 engages with the upper end of opening 26 base member 14 on every side when second end 22 of Connection Element 12 is contained in the base member 14 fully.Inner sleeve 28 and opening 26 all comprise longitudinal fluting 30 in its respective side.Base member 14 is set on the joint element 32 to be engaged with Connection Element 12 with in Connection Element 12 is contained in opening 26 time.Joint element 32 is installed near groove 30, makes joint element pass second end 22 that groove 30 engages Connection Element 12.

Joint element 32 comprises the element that pivots and install, and its groove 30 that passes in the inner sleeve 28 is installed.The element that pivot is installed comprises the plate 34 of the front portion installation of passing groove 30, has the protuberance 36 that extends to opening 26 inside in the top.Second end 22 of Connection Element 12 has a plurality of teeth 40 in its side, when making in protuberance 36 extends to opening 26, one in protuberance 36 and the tooth 40 engages and prevent that Connection Element from moving with respect to base member 14.

Plate 34 comprises a pair of arm 38 that extends away from opening 26.Downward making every effort to promote pivots plate on arm 38, makes protuberance 36 be drawn out of from opening 26.The pivot of plate 34 is installed and is obtained bias voltage, and when making on arm 38 without any power, protuberance 36 extends in the opening 26 and engages with tooth 40 on the Connection Element 12.When downward power was applied on the arm 38, plate 34 pivoted, and makes protuberance 36 extractions and Connection Element 12 can be slided with respect to base member 14.Joint element 32 also has the pedal 42 that engages with arm 38.Pedal 42 comprises right upward surface 44, can apply the downward power that is passed on the arm 38 on this surface 44.The right upward surface 44 of pedal 42 comprises the groove 46 that is used to hold.

In use, leg adjusting device 10 is fixed on the table leg.In the embodiment shown, this is fixed and realizes by the thread spindle in the screwed hole that is contained in the leg lower end 20.Base member 14 and joint element 32 are configured to single pre-structural unit, and inner sleeve 28 has inserted in the opening 26 simultaneously.Expectation be that base member 14 is made by plastic material, and be made of metal in order to satisfy requirement of strength inner sleeve 28 and pivoting member.Yet a plurality of elements that will recognize that adjusting device 10 can be made by any suitable material.

Base member 14 slides in the opening 26 by second end 22 that makes Connection Element 12 and pre-connection element 12 engages.

When needs were regulated the length of leg, the user depresses pedal 42 and pivoting member pivots, and makes protuberance 36 separate with tooth 40, thereby base member 14 can be slided with respect to Connection Element 12 and leg.Desk keeps stable if leg needs additional length, and then base member 14 is at gravity and/or depress under the effect of power of pedal 42 with respect to Connection Element 12 to lower slider.When if leg need shorten, Connection Element 12 slides into downwards in the base member 14, is stablized until desk.Institute's single regulating action that provides makes and can realize regulating by simply depress pedal 42 with pin.

Adjusting device 10 also has spring bias piece (not shown) between base member 14 and Connection Element 12.The spring bias piece can be in base member 14 is pulled to Connection Element 12 or it is pushed away the direction of Connection Element 12.In the former case, if base member 14 need be adjusted away from Connection Element 12, the action of then depressing pedal 42 provides downward power.Under one situation of back,, then on the top of desk, simply provide downward power so that the compression of spring bias piece if base member 14 need be adjusted to Connection Element 12.

Another embodiment of Fig. 5-9 expression adjusting device 10, wherein same Reference numeral is used to indicate identical parts.In the embodiment shown in Fig. 5-9, the shape of cross section of opening 26 is designed such that opening 26 is narrower away from the limit of groove 30 near the limit ratio open 26 of groove.In this embodiment, shape of cross section is substantially trapezoidal, and limit shorter in the parallel edges is corresponding with groove 30.Second end 22 of Connection Element 12 and the cross section of inner sleeve 28 have corresponding to shape.Opening 26 in use passes the possibility that groove is drawn out near second end 22 that grooves 30 adopt narrow portion to be used to reduce inner sleeve 28 and Connection Element 12.

Simultaneously, the layout of joint element 32 is different with first embodiment in the embodiment shown in Fig. 5-9.Inner sleeve 28 has the bottom 60 that stretches out and pass groove 30 from its lower end.Plate 34 60 outer end upwards and to the inside of opening 26 extends from the bottom, makes protuberance 36 with mode and the indented joint identical with Fig. 1-4 illustrated embodiment.The structure of plate 34 and bottom 60 is designed such that plate 34 moves with the pivot that plate 34 is provided with respect to bottom 60 bendings.

Figure 10 a-10g represents another embodiment according to furniture leg adjustment 10 of the present invention.Leg adjusting device shown in Figure 10 10 is with embodiment is similar the preceding, except being used for that leg adjusting device 10 is connected device on the leg of a piece of furniture.Connection Element 22 links to each other with cylindrical cap element 70 at its first end.Cap member 70 extends downwards from Connection Element 70, makes base member 14 be contained in the cap member 70.When Connection Element 22 slides with respect to base member 14, mobile between the position (shown in Figure 10 g) of cap member 70 base member 14 is contained in cap member 70 fully in and the position (shown in Figure 10 e) that only partly is contained in the cap member 70.Cap member 70 comprises the open side 72 that pedal 42 extends through.

Cap member 70 comprises from the outward extending leg holding portion 74 in close its lower end.Leg holding portion 74 comprises the flat board 76 that bears furniture leg on it.Leg is fixed on the leg holding portion 74 by appropriate device subsequently.Layout shown in Figure 10 can link to each other the leg of a piece of furniture with leg adjusting device 10, thereby when obtaining connecting, the leg of furniture can not raise from the floor basically.Can when adopting leg regulating element 10, can obviously not improve the height of furniture like this.

The conspicuous modifications and variations of technical staff are considered to fall within the scope of the present invention.

Claims

1. leg adjusting device comprises:

Be fixed on the Connection Element of a piece of furniture leg lower end;

Be slidingly mounted on the base member on the Connection Element; And

Joint element, removable between the primary importance and the second place, wherein all engage with Connection Element and base member at the primary importance joint element, thereby prevent that base member from moving with respect to Connection Element, wherein in second place joint element and base member and Connection Element any one or the two separable, base member is slided with respect to Connection Element.

2. leg adjusting device as claimed in claim 1, it is characterized in that, has screwing element, the one end is screwed into the bottom side of desk or similar furniture leg, and sliding near the part of its second end is contained in the base member, and second end of opening and Connection Element all has foursquare substantially cross section, and opening comprises in the press-fit arrangement mode and is contained in inner sleeve in the opening, make inner sleeve aim at, and second end of Connection Element is contained in this sleeve with opening.

3. leg adjusting device as claimed in claim 1 or 2, it is characterized in that, has joint element, it comprises the element that pivot is installed, and this element is installed in the inner sleeve, and the element of installing that pivots comprises the plate that passes the anterior installation of groove, described plate has the protuberance that extends in the opening in the upper end, second end of Connection Element has a plurality of teeth in its side, and when making in protuberance extends to opening, one in protuberance and the tooth engages and prevent that Connection Element from moving with respect to base member.

4. as claim 1,2 and 3 described leg adjusting devices, it is characterized in that, also have the pedal that engages with pivoting device by two arms, this pedal comprises right upward surface, applies the downward power that is passed on the arm on described surface, by depressing pedal pivoting member is pivoted, thereby protuberance separates with tooth, and base member is slided with respect to Connection Element, utilizes downward gravity to reach ground until it.

5. Connection Element links to each other with the cylindrical cap element at its first end, cap member extends downwards from Connection Element, make base member be contained in the cap member, when Connection Element slides with respect to base member, cap member is contained in the position in the cap member fully and only partly is contained between the position in the cap member in base member and moves, cap member comprises the open side that pedal 42 extends through

Cap member comprises from the outward extending leg holding portion in close its lower end, the leg holding portion comprises the flat board that bears furniture leg on it, leg is fixed on the leg holding portion by proper device subsequently, this layout makes the leg of a piece of furniture link to each other with the leg adjusting device, thereby when obtaining connecting, the leg of furniture can not raise from the floor basically, can obviously not improve the height of furniture like this when adopting the leg regulating element.