JPH0559543U - Calculator that displays the amount without tax, the amount with tax, and the amount with tax at the same time - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a calculator that displays the tax-excluded amount, the tax amount, and the tax-inclusive amount at the same time. [Structure] A calculator is equipped with a liquid crystal display panel (1) that displays three lines at the same time, a tax exclusion input setting button (2), a tax rate setting button (3), and a tax inclusion input setting button (4).
Also, a tax rate setting function, a function of calculating the tax amount and the tax-included amount from the tax-excluded amount and displaying it on the liquid crystal display panel (1), and a function of calculating the tax amount and the tax-excluded amount from the tax included amount and the liquid crystal display panel (1)
Incorporate the function displayed in.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a calculator equipped with a liquid crystal display panel (1) that simultaneously displays three lines of a tax-excluded amount, a tax amount, and a tax-included amount.

[0002]

[Prior Art]

 When calculating the tax amount or the tax-inclusive amount from the tax-excluded amount with a conventional calculator, the calculation is the tax-excluded amount x tax rate or (tax-excluded amount x tax rate) + tax-excluded amount.

[0003]

[Problems to be solved by the device]

 This is because if you want to know the tax amount during the calculation of the total, you need to interrupt the calculation of the total once and calculate the tax amount, or calculate the tax amount after the calculation of total is completed. was there.

[0004]

[Means for solving the problem]

 The calculator is equipped with a liquid crystal display panel (1) that displays three lines at the same time, a tax exclusion input setting button (2), a tax rate setting button (3), and a tax inclusion input setting button (4). In addition, a tax rate setting function and a function to calculate the tax amount and the tax-included amount from the tax-excluded amount and display them on the liquid crystal display panel (1), and a function to calculate the tax amount and the tax-excluded amount from the tax-included amount and display them on the liquid crystal display panel (1) Incorporate the function to do.

[0005]

[Action]

 (B) The tax-excluded amount is displayed on the top of the liquid crystal display panel (1). (B) The tax amount is displayed in the middle of the liquid crystal display panel (1). However, the tax rate is displayed when the tax rate is set. (C) The amount including tax is displayed on the bottom of the liquid crystal display panel (1). (D) When the tax-excluded input setting button (2) is pressed, the tax-excluded input state is entered and the entered numerical value is displayed in the upper part of the liquid crystal display panel (1), and calculation buttons such as + and = buttons are displayed. When is pressed, the tax amount and the tax included amount are calculated and displayed on the middle and bottom of the liquid crystal display panel (1), respectively. (E) When the tax rate setting button (3) is pressed, the tax rate is set and the entered tax rate is displayed in the middle of the liquid crystal display panel (1). After that, the tax-excluded amount, the tax amount, and the tax-included amount are calculated using this tax rate. (F) When the tax-included input setting button (4) is pressed, the tax-included input status is displayed and the entered numerical value is displayed in the lower part of the liquid crystal display panel (1), and the calculation buttons such as + and = buttons are pressed. The tax-excluded amount and the tax amount are calculated and displayed on the upper and middle stages of the liquid crystal display panel (1), respectively.

[0006]

【Example】

 Embodiments of the present invention will be described below. (B) Use the liquid crystal display panel (1) that displays three lines at the same time on the liquid crystal display panel of the calculator. (B) Attach the tax exclusion input setting button (2), the tax rate setting button (3), and the tax inclusion input setting button (4) on the front of the calculator. (C) A tax rate setting function on the calculator, a function to calculate the tax amount and the tax-included amount from the tax-excluded amount and display it on the liquid crystal display panel (1), and a function to calculate the tax amount and the tax-excluded amount from the tax included amount and the liquid crystal display panel (1) Incorporate the function displayed in.

[0007]

[Effect of the device]

 Since the present invention has the structure described above, the tax-excluded amount, the tax amount, and the tax-excluded amount are always displayed. You do not have to calculate the tax amount in the middle of the step or calculate a new tax amount after the aggregation is completed. Also, by pressing the tax-excluded input setting button (2) or the tax-included input setting button (4) to switch, either the tax-excluded amount or the tax-included amount can be used as the input value.

[Brief description of drawings]

FIG. 1 is a front view of the present invention.

[Explanation of symbols]

1 LCD display panel 2 Tax-exempt setting button 3 Tax rate setting button 4 Tax-excluding input setting button

Claims (1)

[Scope of utility model registration request] 1. A calculator equipped with a liquid crystal display panel (1) for displaying the tax-excluded amount, the tax amount, and the tax-inclusive amount simultaneously in three lines.