JP4341669B2 - Chair with ottoman - Google Patents

Description

  The present invention relates to a chair with an ottoman provided with an ottoman capable of placing a foot while a user is seated.

  Conventionally, as shown in FIG. 3, a chair with an ottoman is known in which an ottoman 1 capable of placing a foot in a state where a user is seated is extended to the front end of a seating portion 2. In the chair with the ottoman, the seating portion 2 is supported and fixed by the front and rear leg portions 8 on both sides thereof, and an armrest portion 9 is installed between the upper ends of the front and rear leg portions 8. Further, a backrest portion 10 is erected at the rear end of the seating portion 2, and a headrest portion 11 is attached to the upper end of the backrest portion 10.

  In this case, the user seated on the seating part 2 puts his extended legs on the ottoman 1 and takes a comfortable seating posture. However, since the ottoman 1 is fixed to the seating portion 2 and cannot be adjusted in length, the ottoman 1 cannot be adapted to the user's physique and preference, and an optimal seating posture is obtained. It was not.

In addition, as shown in FIG. 4, in a chair similar to the above, the ottoman 1 is separated from the seat 2 and the position of the ottoman 1 is changed and adjusted to obtain an optimal seating posture. It has been. However, in this case, when changing and adjusting the position of the ottoman 1, it is troublesome because the user needs to break up the seating posture and get up, and the adjustment is performed in a state different from the seating posture. It has been difficult to change and adjust the position of the ottoman 1 so as to obtain an optimal sitting posture.
JP-A-8-182559

  The present invention has been invented in order to solve the above-described problems in the prior art, and the problem is that the user simply sits on the ottoman and puts his / her foot on the ottoman. It is to provide a chair with an ottoman that has a length corresponding to the ottoman and can easily obtain an optimal sitting posture by the ottoman.

The chair with an ottoman according to claim 1 of the present invention is a chair with an ottoman in which an ottoman capable of placing a foot in a state in which the user is seated is extended to the front end of the seating portion. A pressure detection unit that detects a pressure by a user's foot is provided on the foot support unit, and a pressure detection unit detects the pressure detected by the foot detection unit. provided the pressure determination unit that outputs a detection signal according to the value connected to the pressure detecting portion, and pre-fixed pressure value range in the pressure determination unit is set and stored, the pressure determination unit detects When the pressure value is smaller than the pressure value range, a detection signal for reducing the ottoman is output, and when the detected pressure value is larger than the pressure value range, a detection signal for extending the ottoman is output . Things and nothing, The ottoman I receive a detection signal is provided with a ottoman actuating unit to operate Ri Na and, by the user places the feet on the foot cradle portion of the ottoman, ottoman the user by the ottoman actuating portion It is characterized in that it is automatically contracted or expanded so as to have a length adapted to the length of the foot .

Therefore, in this case, when the user places his / her foot on the ottoman, the pressure detection unit provided on the ottoman detects the pressure due to the same foot, and the detected pressure value is set and stored in the pressure determination unit. If it is smaller than the range, a detection signal for contracting the ottoman is output, and the detection signal is received and the ottoman actuating section contracts the ottoman accordingly. It is possible to make the ottoman automatically contracted to a suitable length according to the user's physique and preferences simply by placing it, and the optimal seating by the appropriate ottoman The posture can be easily obtained. In addition, since the foot of the user is received by the foot support portion at the tip of the ottoman, and the pressure by the pressure detection portion provided in the foot support portion is reliably detected, The length is accurately reduced so that the length matches the length of the user's foot.

Further, the user puts his / her foot on the ottoman, the pressure detection unit provided on the ottoman detects the pressure due to the same foot, and the detected pressure value is larger than the pressure value range set and stored in the pressure determination unit. the have field coupling is output detection signal of extending operation of the ottoman, the ottoman actuating unit in response thereto receives a detection signal to extend operating the ottoman, the user simply places the feet leave ottoman seating posture Since the ottoman is automatically contracted and expanded according to the pressure of the foot placed on the toe cradle, the ottoman should be of an appropriate length according to the physique and preference of the user. The optimal sitting posture can be easily obtained by the ottoman having the appropriate length.

  As described above, in the chair with an ottoman according to the present invention, it is possible to automatically set the ottoman to an appropriate length simply by placing the foot on the ottoman while in the sitting posture. The optimal sitting posture can be easily obtained by the ottoman. In addition, the pressure detection unit provided at the foot support portion at the tip of the ottoman reliably detects the pressure by the foot, and the ottoman is accurately expanded and contracted so that the length matches the length of the user's foot. The

Figure 2 shows an embodiment corresponding to claim 1 of the present invention, ottoman chair of the embodiment, the seat 2 ottoman 1 can place the foot in a state the user sits In a chair with an ottoman extended to the front end, a pressure detection unit 3 that detects a pressure by a user's foot is provided in the ottoman 1, and a pressure that outputs a detection signal according to a pressure value detected by the pressure detection unit 3 The determination unit 4 is connected to the pressure detection unit 3 and includes an ottoman operation unit 5 that receives a detection signal from the pressure determination unit 4 and expands and contracts the ottoman 1 according to the detection signal. And

  In the chair with an ottoman according to the embodiment, the pressure determination unit 4 outputs a detection signal for extending the ottoman 1 when the pressure value detected by the pressure detection unit 3 is larger than a predetermined range. When it is smaller than the predetermined range, a detection signal for reducing the ottoman 1 is output. Further, the foot support 7 for receiving the user's foot is projected from the tip of the ottoman body 6 to form the ottoman 1, and the pressure detector 3 is provided on the foot support 7.

  Moreover, in the chair with an ottoman of this embodiment, the seating part 2 is supported and fixed by the front and rear leg parts 8 on both sides thereof, and an armrest part 9 is installed between the upper ends of the front and rear leg parts 8. . Further, a backrest portion 10 is erected at the rear end of the seating portion 2, and a headrest portion 11 is attached to the upper end of the backrest portion 10.

  The pressure detection unit 3 is a pressure sensor, and is housed and installed on the inner surface side of the ottoman 1 over the lower portion of the ottoman body 6 and the foot support portion 7. The pressure determination unit 4 is housed and installed inside the seating unit 2 as the microcomputer unit A, and is electrically connected to the pressure detection unit 3 and the ottoman operation unit 5. In this case, as shown in FIG. 2, the pressure value detected from the pressure detection unit 3 is input to the pressure determination unit 4 including the microcomputer unit A, and a detection signal is output from the pressure determination unit 4 to the ottoman operation unit 5. The

  In addition, a predetermined pressure value range is set and stored in the pressure determination unit 4 in advance, and it is determined whether or not the pressure value detected by the pressure detection unit 3 falls within the same range. In this case, if it is within the same range, the pressure determination unit 4 does not output a detection signal and the ottoman 1 is not expanded or contracted. If it is outside the same range, a detection signal is output from the pressure determination unit 4 and receives the detection signal. Further, the ottoman operating portion 5 is expanded and contracted so that the ottoman 1 falls within the same range, and becomes an appropriate length.

  The ottoman actuating unit 5 is housed and installed in the ottoman 1 and includes a known drive source such as a motor and an air cylinder, and a known extension mechanism such as a pantograph mechanism and an extension antenna mechanism that are extended and retracted by the drive source. . A detection signal from the pressure determination unit 4 is input to the drive source of the ottoman actuating unit 5 to expand and contract the expansion / contraction mechanism, whereby the ottoman 1 is expanded and contracted.

  Therefore, in the chair with an ottoman according to the embodiment, when the user puts his / her foot on the ottoman 1, the pressure detection unit 3 provided on the ottoman 1 detects the pressure by the same foot, and the detected pressure value is obtained. A corresponding detection signal is output from the pressure determination unit 4, receives the detection signal, and the ottoman actuating unit 5 causes the ottoman 1 to expand and contract in response. Therefore, the user simply puts his / her foot on the ottoman 1 in the sitting position, and the ottoman 1 is automatically expanded and contracted so as to have an appropriate length according to the physique and preference of the user. It becomes possible, and the optimal sitting posture can be easily obtained by the ottoman 1 having the appropriate length.

  Moreover, in the chair with an ottoman of this embodiment, when the pressure value is larger than the predetermined range, the ottoman 1 is extended by the determination output of the pressure determination unit 4, and when the pressure value is smaller than the predetermined range, Since the ottoman 1 is contracted, the ottoman 1 is expanded and contracted so as to have an appropriate length corresponding to the user's physique and preference, and the length adjustment is ensured. In addition, the user's toes are received by the toe support 7 at the tip of the ottoman 1, and the pressure by the pressure detecting unit 3 provided in the toe support 7 is reliably detected. The ottoman 1 is accurately expanded and contracted so as to have a length suitable for the length of the user's foot.

The chair with an ottoman which is one Embodiment of this invention is shown, (a) is the front view, (b) is the side view. The control block diagram in the same embodiment. The side view which shows the chair with an ottoman which is a prior art example. The side view which shows the chair with an ottoman which is another prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ottoman 2 Seating part 3 Pressure detection part 4 Pressure judgment part 5 Ottoman operation part 6 Ottoman main body 7 Foot support part

Claims (1)

In a chair with an ottoman that extends to the front end of the seat, the foot support that receives the user's feet is projected at the front end of the ottoman body. Forming a ottoman, and providing a pressure detection unit for detecting a pressure by a user's foot in the toe receiving part, and outputting a detection signal according to a pressure value detected by the pressure detection unit A fixed pressure value range is set and stored in advance in the pressure determination unit, and the pressure determination unit is connected to the pressure detection unit when the detected pressure value is smaller than the pressure value range. the ottoman outputs the detection signal to Chijimicho operation, without a outputs a detection signal to extend the operation of the ottoman when the pressure value detected is larger than the pressure value range, the ottoman I receive the detection signal to operate Ri Na by comprising a ottoman actuating unit, that the user put feet on foot cradle portion of the ottoman, so that ottoman is a length adapted to the length of the legs of the user by the ottoman actuating portion A chair with an ottoman, which is automatically contracted or expanded .

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