JP2018023663A - Tiltable work chair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tiltable work chair.SOLUTION: A concerned tiltable work chair permits assembling of a tilt adjustment unit in a base lower than a work chair. The work chair applied by a user in a normal time enables an appropriate elastic stable state to be easily maintained between the ground and itself by the tilt adjustment unit. Also, even when it is necessary to be tilted in the back and forth direction or be tilted to the left and right direction, and the direction stabilization in the tilting of the work chair can be maintained through the tilt adjustment unit connected between the base and itself. Accordingly, such the work chair can adopt to improve seating comfort in straight back state or any direction on application without breaking a stable arrangement between the work chair and the ground by artificially caused declination to any direction.SELECTED DRAWING: Figure 1

Description

    The present invention relates to a tiltable work chair, mainly by a tilt adjustment unit coupled to the bottom when tilting in the front-rear direction or the left-right direction with respect to the work chair in the form of a high leg, The present invention relates to a tiltable work chair that can maintain a precise and stable support with respect to the ground, so that a user can easily obtain a comfortable sitting feeling when tilting.

    A high-legged work chair 40 that some people who have to work for a long time (for example, department store salespersons, hairdressers, etc.) can usually sit in a standing position to obtain a timely sitting break. (See FIG. 9). Such a work chair 40 includes a support column 10 that allows assembly of the pedestal 20 at the lower end, and a seat unit 30 that forms an orientation coupling with the upper end of the support column 10 and can be adjusted to a required height in a timely manner. . Such a work chair 40 can be reliably provided to a person who is standing for a long time in use so as to obtain an application of a temporary break of the thigh, but a person who uses such a work chair 40 sometimes does The work cannot be continued unless it is tilted substantially forward, and the pedestal 20 at the lower end of the work chair 40 has a single peripheral edge when it is tilted forward. In fact, it is necessary to support the inclined arrangement of the entire seat chair with the force of the above, and it is not possible to sit on the work chair 40 and take a rest.

    In order to further solve the problem that such a work chair is incompatible with the stable support when it is necessary to tilt forward in use, the present inventor proposed that Even if it is necessary to incline for a short period of time, or when it is necessary to incline forward or backward, or to incline to the left or right, the inclination adjustment unit coupled to the bottom can be used to ensure accurate contact with the ground. A user has proposed a work chair that can maintain a stable support and can easily obtain a comfortable seating at the time of tilting.

    The present invention is intended to be further improved based on the situation where it is necessary to tilt forward when using a high-leg work chair, but stable support cannot be obtained. Allows the assembly of the tilt adjustment unit, and the work chair applied by the user during normal times can be easily maintained in an appropriate elastic stable state with the ground by the tilt adjustment unit and in the front-rear direction. Even when it is necessary to incline or incline to the left and right, it is possible to maintain the azimuth stability when the work chair is inclined through an inclination adjustment unit coupled between the pedestals. Without breaking the stable arrangement between the work chair and the ground due to the tilt in the direction of the above, such a work chair can be adapted to be applied upright or to improve sitting comfort in any direction .

    The main object of the present invention is to provide a stable support between the work chair of the high leg type and the ground, so as to obtain stable support between the work chair and the ground. An annular recessed area for allowing assembly of the tilt adjustment unit is recessed in a predetermined range on one side upward along the pedestal, and the tilt adjustment unit includes a pedestal, a connector, and a plurality of tough pieces. It is composed of a support and a covering, and in the corresponding parts of the pedestal and the coupling, the through-positioning of the restriction part where the support extends outward is allowed, and the connection and the pedestal are , Maintaining a distance having appropriate elasticity, and aligning the lower peripheral edge and the top peripheral edge of the connector with a plurality of hook portions and a plurality of restraining portions extending downward in a predetermined range of the covering device. So that the bearing is held in the middle of the armor Perforation allows inward retraction of a one-tough tough bushing step joined to the downward portion of the longitudinal support column of the work chair, and the hole in the intermediate portion of the connector is retracted into the support column. Maintains appropriate elastic connection with the bushing step of the above-mentioned section, and maintains an appropriate elastic stable state with the ground by an inclination adjustment unit coupled to one side of the pedestal as a work chair applied during normal times Even when it is necessary to incline forward and backward, or to incline left and right, it is possible to maintain azimuth stability when the work chair is inclined via an inclination adjustment unit coupled between the pedestals. Without disturbing the stable placement between the work chair and the ground due to artificial tilting in any direction, the work chair can either stand upright or tilt in any direction in application. Even a comfortable seating can be obtained Employing the door, it is to provide a tiltable work chair.

    The second object of the present invention is that even if the limiting portion where the support member, which is limited between the pedestal provided in the tilt adjustment unit and the connection tool, extends outward is a spiral saddle portion of one node. Well, it can be easily penetrated through the corresponding holes of the lower pedestal and the upper connection tool, and each support tool between the connection tool and the pedestal in accordance with the direction twist tightening of the packing and the screwing element. It is intended to provide a tiltable work chair that is capable of maintaining an appropriate elastic support in response to precise checks.

    The third object of the present invention is to provide a plurality of covering tools extending downward in order to properly hold the connecting tools connected at intervals between the bases provided in the tilt adjustment unit in the vertical direction. The hook portion and the plurality of restraining portions of the present invention provide a tiltable work chair that exhibits a crossing direction distribution and can easily maintain a balanced orientation limitation with respect to the upper and lower peripheral edges of the coupler.

    A fourth object of the present invention is to allow a substantially reduced diameter indentation on the outer periphery and a slightly protruding form on the upper and lower ends in the intermediate portion of the support device that is limited between the pedestal provided in the tilt adjustment unit and the connection tool. The tilt adjustment unit coupled to the pedestal can be tilted in an arbitrary direction, can easily maintain a suitable toughness deformation, and can be tilted without being excessively hindered. Is to provide a chair.

    A fifth object of the present invention is to provide an integrally molded, non-toughness restricting portion in the restricting portion in which a support member, which is limited between a pedestal provided in the tilt adjusting unit and the connecting tool, extends outward. It is an object of the present invention to provide a tiltable work chair that allows the tough support to be embedded in a predetermined site.

    A sixth object of the present invention is to allow a plurality of recesses to be provided on one side located below the pedestal provided in the tilt adjustment unit, and to provide ribs at predetermined intervals with anti-slip pads. It is an object of the present invention to provide a tiltable work chair in which a plurality of adapter tube steps for facilitating tight clamping of one end are formed.

It is a bottom exploded view showing the base and related members of the work chair of the present invention. It is a bottom perspective view showing completion of assembly of the base of the work chair of the present invention and related members. It is a whole external view which shows the state which couple | bonded the inclination adjustment unit with the bottom part of the work chair of this invention. It is the plane schematic which shows the state which couple | bonded the inclination adjustment unit with the bottom part of the work chair of this invention. It is a cross-sectional detail drawing of the AA site | part of FIG. FIG. 6 is an enlarged detail view of a tilt adjustment unit at the bottom of FIG. 5. It is a figure which shows the state which the inclination adjustment unit couple | bonded with the bottom part of the work chair of this invention received right-and-left inclination. FIG. 7 is an enlarged detail view showing a state where the tilt adjusting unit at the bottom of FIG. It is a cross-sectional detail drawing of the BB site | part of FIG. It is a figure which shows the state which the inclination adjustment unit couple | bonded with the bottom part of the work chair of this invention received the front-back inclination. It is a front schematic diagram of a conventional work chair.

    The tiltable work chair (see FIG. 3) of the design of the present invention includes a work chair 8 in the form of a high leg, a support column 1, a pedestal 2 coupled to a lower end of the support column 1, and the support column 1. It is composed of a seat 3 assembled at the upper end, in which the assembly method of the members mentioned above is not the means that this application intends to claim, but for the implementation technique that this application applies here, When the work chair 8 is used, the base 2 of the work chair 8 is used to maintain stable support with the ground when it is tilted back and forth or tilted left and right (see FIG. 1). An annular recessed area 21 for allowing assembly of the tilt adjustment unit 7 is recessed in a predetermined range on one side upward along the line (see FIG. 5). The tilt adjustment unit 7 includes the base 2, the coupling tool, and the like. 4, multiple tough bearing members 5, and covering device 6 It is made.

    Among them, the corresponding parts of the base 2 and the connecting tool 4 are allowed to pass through the restricting part 51 where the support tool 5 extends outward, and the connecting tool 4 and the base 2 are made to have appropriate elasticity. The plurality of hook portions 61 and the plurality of hook portions 61 that maintain the interval distance (see FIG. 5A), and extend downwardly and downwardly at the predetermined periphery of the covering device 6 at the lower peripheral edge and the top peripheral edge of the connector 4. The azimuth is clamped so as to match the restraining portion 62 (see FIGS. 1 and 5-1), and the vertical column of the work chair 8 is formed in the punched hole 63 reserved in advance in the intermediate portion of the covering device 6. Allow the inward retracting of the one-tough tough bushing step 11 coupled to the downward portion of the one, and connect the hole 41 in the intermediate portion of the connector 4 with the bushing step 11 of the knot of the strut 1 that has been retracted. Proper tension connection can be maintained.

    Subsequently to the above, the limiting portion 51 in which the support 5 that is limited between the base 2 and the connector 4 provided in the tilt adjustment unit 7 extends outward is implemented as a one-section spiral saddle. The holes 22 and 42 in the corresponding portions of the lower pedestal 2 and the upper connection tool 4 can be easily penetrated, and in accordance with the azimuthal twist tightening of the packing 52 and the screwing element 53 (FIG. 1). And FIG. 5A), an appropriate elastic support can be maintained between the connector 4 and the pedestal 2 by receiving appropriate checks by the support members 5. A plurality of hook portions extending downward along a covering tool 6 for appropriately holding the connecting tool 4 coupled at intervals between the bases 2 provided in the inclination adjusting unit 7 in the vertical direction. 61 and the plurality of restraining portions 62 exhibit a crossing direction distribution, and can easily maintain a balanced orientation limitation with respect to the upper and lower peripheral edges of the connector 4.

    The intermediate portion of the support 5 that is limited between the pedestal 2 and the connector 4 provided in the tilt adjustment unit 7 is allowed to have a substantially reduced diameter indentation on the outer periphery and a slightly protruding form on the upper and lower ends (FIG. 1, 5-1), the tilt adjustment unit 7 coupled to the pedestal 2 can easily maintain an appropriate toughness deformation by receiving an inclination of an arbitrary orientation, and receive excessive inhibition. There is no (see FIGS. 6 and 8). Further, the restriction portion 51 in which the support 5 limited between the base 2 and the connection tool 4 provided in the tilt adjustment unit 7 mentioned above extends outwardly is integrally molded to limit non-toughness. The portion 51 allows the tough support 5 to be embedded in a predetermined portion, and at the same time allows a plurality of recesses 23 to be provided on one side of the base 2 provided in the tilt adjustment unit 7 ( 1), and a plurality of adapter tube steps 25 for facilitating the retraction of one end of the non-slip pad 26 are formed on the rib portions 24 at predetermined intervals (see FIGS. 2 and 6-1). .

    Regarding the use of the tilt adjustment unit 7 assembled in a lower part of the work chair 8 (see FIG. 3), the work chair 8 applied in normal time is provided by the tilt adjustment unit 7 coupled to one side of the base 2. An appropriate elastic stable state can be maintained between the ground and the ground (see FIGS. 5 and 7), and can be tilted forward and backward (see FIG. 8) or horizontally (see FIG. 6). Reference) Even if necessary, the tough support device 5 having a corresponding range of toughness via the inclination adjustment unit 7 coupled to one side of the pedestal 2 is pressed under an external force to receive the recessed region 21 of the pedestal 2. (See FIG. 6A), and at this time, the lower part of the vertical column 1 of the work chair 8 is restricted by the intermediate part of the connector 4 coupled to one end of the support 5. The tilt of the work chair 8 is maintained within the safe tilt range. Such a work chair 8 can be made upright in application or without breaking the stable arrangement between the work chair 8 and the ground by artificially tilting in any direction. It is improved so as to obtain a comfortable seating regardless of the inclination state in any direction.

(Conventional technology)
DESCRIPTION OF SYMBOLS 10 Supporting part 20 Base 30 Seat 40 Work chair (present invention)
DESCRIPTION OF SYMBOLS 1 Support | pillar part 11 Bush step 2 Base 21 Recessed area 22,41,42 Hole 23 Recess 24 Rib part 25 Adapter pipe step 26 Non-slip pad 3 Seat part 4 Connecting tool 5 Supporting tool 51 Restriction part 52 Packing 53 Screwing element 6 Covering Tool 61 Hook part 62 Restraint part 63 Hole 7 Inclination adjustment unit 8 Work chair

Claims (6)

A tiltable work chair, wherein the work can be tilted in the front-rear direction or the left-right direction with respect to the work chair in the form of a high leg to obtain stable support with the ground. An annular recessed area for allowing assembly of the tilt adjustment unit is recessed in a predetermined range on one side upward along the chair base, and the tilt adjustment unit has the pedestal, the coupling tool, and the toughness. The connecting tool is composed of a plurality of support tools and a covering tool, and the corresponding parts of the pedestal and the connecting tool are allowed to pass through a restriction portion where the support tool extends outward, and the connecting tool. And a plurality of hook portions and a plurality of hook portions, which maintain a gap distance having appropriate elasticity, and extend a downward peripheral edge and a top peripheral edge of the connecting tool downward in a predetermined range of the covering tool. Hold the azimuth so that it matches the stop of the book, The punched hole previously reserved in the intermediate part of the covering device allows the inward retraction of a one-strength tough bushing step coupled to the downward portion of the vertical column of the work chair, Maintaining the appropriate tension joint with the bushing step of the knot of the strut portion that has been retracted,
As a work chair applied during normal times, the tilt adjustment unit coupled to one side of the pedestal maintains an appropriate elastic stable state between the ground and tilts forward or backward, or horizontally Even when it is necessary to incline, the azimuth stability of the work chair is maintained through the inclination adjustment unit coupled between the pedestals, and the above-described artificial tilting in an arbitrary direction is maintained. The working chair adopts that the comfortable sitting can be obtained regardless of whether the working chair is upright or inclined in any direction without breaking the stable arrangement between the working chair and the ground. A tiltable work chair.     In the case where the restricting portion where the support member, which is limited between the pedestal included in the inclination adjusting unit and the connecting tool extends outward, is a spiral hook part of one node, the lower part According to each support tool between the connector and the pedestal, it can be easily penetrated through the holes of the corresponding parts of the connector and the upper part of the pedestal, and in accordance with the directional twist tightening of the packing and the screwing element. The tiltable work chair according to claim 1, wherein an appropriate elastic support state is maintained by receiving accurate checks.     The covering device that performs appropriate clamping in the vertical direction with respect to the connecting device coupled at intervals between the pedestals included in the inclination adjustment unit includes a plurality of hook portions and a plurality of hook portions extending downwardly. 2. The tiltable work chair according to claim 1, wherein the restraining part has a cross direction distribution to easily maintain a balanced orientation limitation with respect to the upper and lower peripheral edges of the connector.     The intermediate portion of the support device, which is limited between the pedestal provided in the tilt adjustment unit and the connection tool, allows a substantially reduced-diameter recess on the outer periphery and a slightly protruding form at the upper and lower ends, The combined tilt adjusting unit is easily tilted in an arbitrary direction to easily maintain an appropriate toughness deformation and is not subject to excessive inhibition. Tiltable work chair.     The restriction part, which is limited between the pedestal provided in the inclination adjusting unit and the connecting tool, extends outward, and the restriction part, which is integrally molded and has a non-toughness, is a tough support tool. The tiltable work chair according to claim 1, wherein the work chair is allowed to be embedded in a predetermined part.     On one side located below the pedestal included in the tilt adjustment unit, a large number of recesses are allowed to be formed, and the ribs at predetermined intervals can be easily pulled into one end of the anti-slip pad. The tiltable work chair according to claim 1, wherein a plurality of adapter tube steps are formed.