JP2002133534A - Article sales data processor, and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify a registration operation for charge discount service, and prevent a trouble from being generated by erroneous registration. SOLUTION: When processing for sales registration of an article for which an uncharged time is preliminarily stored is conducted, a charge for using is calculated based on the uncharged time of the article, a charge for using calculated by a using time calculation means, and a charge per a unit time stroed in a charge master file. The registration operation for the charge discount service is simplified thereby, and the trouble is also prevented from being caused by the erroneous registration. Utilization is promoted since the charge for using is discounted by purchasing the article.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ECR (Electric Cash Register) or POS (Point of Point) used in a store such as a karaoke box that calculates usage charges in units of time.
The present invention relates to a merchandise sales data processing device such as a terminal and a storage medium for storing a program installed in a computer provided in the merchandise sales data processing device.

[0002]

2. Description of the Related Art In a store such as a karaoke box, an ECR for calculating a usage fee on an hourly basis is used for accounting. Such an ECR is issued when a store clerk indicates the customer entry time and store opening time by manually operating a keyboard or the like.
The usage fee of the customer is calculated from these two times. By doing so, for example, if the hourly usage fee is set at 1,000 yen, the ECR is the usage time of the customer who enters the store at 1:00 and opens the store at 3:00. It can be calculated as two hours and 00 minutes, and the usage fee can be calculated as 2,000 yen.

In a karaoke box or the like,
It is common practice to distribute free tickets as a service to customers, and to make the use fee for a certain time free to customers who bring these free tickets. Therefore, as an ECR that can handle such free tickets, conventionally, there is a free registration means for registering a free time when the usage fee is free,
When the free registration time is set according to the free ticket at the time of opening the store, the amount for the free time is calculated in the same way as the method for calculating the usage fee for the usage time, and the amount for the free time is calculated from the usage fee for the usage time. In some cases, the reduced amount is used as a sales fee after the free ticket registration processing and sales registration processing is performed.

[0004]

By the way, in recent years, a fee discount service for discounting a usage fee to a customer who has purchased a specific product has been provided.
However, in the case of such a charge discount service, the free ticket registration processing as described above is performed according to the purchased product at the discretion of the clerk, so that the clerk's registration operation becomes complicated and troubles due to registration mistakes are caused. Had also occurred.

[0005] It is an object of the present invention to simplify the operation of registering a discount service and prevent troubles due to registration errors.

[0006]

According to a first aspect of the present invention, there is provided a merchandise sales data processing apparatus, comprising: an inbound storage unit for storing a use start time; an outbound storage unit for storing a use end time;
Use time calculation means for calculating a use time from the use start time stored by the on-time storage means and the use end time stored by the outgoing storage means, and a charge in which a charge per unit time is stored A master file, a product master file in which at least price information and free time are stored in association with a product code defining the product, product information input means for inputting the product code, and input by the product information input means. Sales registration means for performing sales registration processing based on the price information obtained by searching the product master file based on the product code, the use time calculated by the use time calculation means, and the product information input The free time obtained by searching the product master file based on the product code input by the means, Comprising a fee per unit time stored in the file, and a usage fee calculation means for calculating a use fee based on.

[0007] Therefore, when a product whose free time is stored in advance is registered for sales, the free time of the product, the usage time calculated by the usage time calculating means, and the unit stored in the charge master file. The usage fee is calculated based on the hourly fee. This simplifies the operation of registering the price reduction service and prevents troubles due to registration errors. Further, by purchasing a product, it is possible to reduce the usage fee, so that the use can be promoted.

According to a second aspect of the present invention, in the merchandise sales data processing apparatus according to the first aspect, the charge per unit time stored in the charge master file is a charge per unit time within a predetermined time. , And a pay-as-you-go rate defined as the rate per unit time when a predetermined time is exceeded.

Therefore, even if the charge per unit time is different from the predetermined time, the usage charge can be accurately calculated.

[0010] The third aspect of the present invention is the first or second aspect.
In the merchandise sales data processing device described in the above, the usage fee calculation means multiplies the fee per unit time by the free time from a usage fee before discount calculated by multiplying the usage fee by the usage time. The usage charge is calculated by subtracting the calculated discount charge.

Therefore, it is possible to reflect the basic fee and the pay-as-you-go fee for both the pre-discount usage fee and the discount fee.

The storage medium according to the present invention is installed in a computer provided in the merchandise sales data processing apparatus, and stores a start-up storage function for storing a use start time and a use end time in the computer. An outgoing memory function, a use time calculating function of calculating a use time from the use start time stored by the incoming memory function and the use end time stored by the outgoing memory function, and a per unit time A charge master generation function for generating a charge master file for storing charges, a product master generation function for generating a product master file for storing at least price information and free time in association with a product code defining a product, and the product A product information input function for inputting a code, and based on the product code input by the product information input function, A sales registration function for performing a sales registration process based on the price information obtained by searching for a product master file, the usage time calculated by the usage time calculation function, and the product code input by the product information input function Executing a charge calculation function for calculating a charge based on the free time obtained by searching the product master file based on the charge, and the charge per unit time stored in the charge master file. Store the program to be executed.

Therefore, when a product whose free time is stored in advance is registered for sales, the free time of the product, the usage time calculated by the usage time calculating means, and the unit stored in the fee master file. The usage fee is calculated based on the hourly fee. This simplifies the operation of registering the price reduction service and prevents troubles due to registration errors. Further, by purchasing a product, it is possible to reduce the usage fee, so that the use can be promoted.

According to a fifth aspect of the present invention, in the storage medium according to the fourth aspect, the charge per unit time stored in the charge master file generated by the charge master generation function is within a predetermined time. The basic fee is defined as the fee per unit time, and the metered fee is defined as the fee per unit time when a predetermined time is exceeded.

Therefore, even if the charge per unit time is different from the predetermined time, the usage charge can be accurately calculated.

The invention according to claim 6 is the invention according to claim 4 or 5.
In the storage medium described above, the usage fee calculation function is calculated by multiplying the usage fee per unit time by the free time from a usage fee before discount calculated by multiplying the usage fee by the usage time. The usage fee is calculated by subtracting the discounted price.

Therefore, it is possible to reflect the basic fee and the pay-as-you-go fee for both the pre-discount usage fee and the discount fee.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. This embodiment is an example in which ECR is applied as a product sales data processing device.

FIG. 1 is an external perspective view showing the ECR 1. The ECR 1 is mounted on the drawer 2 and controls opening and closing of the drawer 3 of the drawer 2. This ECR1 is
The upper surface is provided with an area for receiving an operation of the operator. The operation area includes a numeric key for inputting an amount, a sales quantity, and the like, and a deposit / declare for declaring cash closing in sales processing.
There are provided a keyboard 4 in which various keys such as a total key are gathered, a control key 5 switched by a key (not shown), a receipt issuing port 6 for discharging a receipt R (see FIG. 9) described later, and a journal window 7. ing. As viewed from the operator, the keyboard 4 and the control key 5 are arranged in a right area, and the receipt issuing port 6 and the journal window 7 are arranged in a left area. A display 8 functioning as a display unit on the operator side is disposed above and to the right of the ECR 1, and a customer side display unit 9 functioning as a display unit on the customer side is provided near the display 8. . Further, the ECR 1 includes a bar code scanner 1 for optically reading a bar code such as a product code.
0 is connected. In addition, the ECR 1 includes a floppy (registered trademark) disk drive (FDD) 11
(See FIG. 3), and an FD insertion port 12 for receiving insertion of a floppy disk FD as a storage medium is provided.

Next, the keyboard 4 will be described. Here, FIG. 2 is a plan view showing an arrangement of various keys of the keyboard 4. As shown in FIG. 2, the keyboard 4 has a numeric key 4a from "0" to "9" for inputting a product code, an amount, and the like.
Up), a PLU key 4b for specifying cash settlement in the sales registration process, and a subtotal key 4 for declaring the calculation of the total sales amount.
d, customer No. at the time of check-in registration. , A carry-over key 4f for temporarily storing the customer table 17a (see FIG. 6), and a customer No. at the time of check-out registration. Key 4g used to specify the time, charge calculation key 4 for calculating hourly charges
It has an appearance structure in which various keys such as h are arranged for each block. The keys other than 4a to 4h are keys provided in a conventional POS terminal or ECR, and have no relation to the functions specific to the ECR 1 of the present embodiment, and thus the description thereof is omitted.

Next, the electrical connection of each part built in the ECR 1 will be described with reference to FIG. As shown in FIG. 3, the ECR 1 has a built-in Microcomputer (hereinafter, referred to as a microcomputer) 13, and the microcomputer 13 drives and controls each unit. The microcomputer 13 is a CP that centrally controls each unit.
A ROM (Read O) that previously stores fixed data such as a startup program in a U (Central Processing Unit) 14 via a bus line 15 such as an address bus and a data bus.
RAM (Random Acces) functioning as a work area for rewritably storing various data by configuring various buffers such as a sales buffer and a print buffer
s Memory) 17 and a timer T are connected. The RAM 17 is backed up by the battery BT.

Further, a hard disk drive (HDD) 18 is connected to a bus line 15 connected to the CPU 14, and a control program for operating the microcomputer 13, a product master file, a charge master file, a sales registration And a sales file for storing and holding the sales information related to.

FIG. 4 is an explanatory diagram schematically showing the file structure of the product master file F1. As shown in FIG. 4, the product master file F1 is a data file that stores and holds a product master such as a product name and a unit price corresponding to a product code of each product. This product master file F1
A product code area a in which a product code is stored, a product name area b in which a product name is stored, a unit price area c in which a unit price as price information is stored, and a free time area d in which free time is stored. Have been.

FIG. 5 is an explanatory diagram schematically showing the file structure of the fee master file F2. As shown in FIG. 5, the fee master file F2 is a data file that stores and holds data necessary for hourly fee calculation. The fee master file F2 includes a basic unit time e, a basic unit fee (basic fee) f, an extended unit time g, and an extended unit fee (metered fee) h.

Next, the RAM 17 will be described. RA
In M17, in addition to various buffers such as a sales buffer and a print buffer, various memory areas for data processing are formed. Various memory areas for data processing that are characteristic of the ECR 1 according to the present embodiment include a customer table 17a as shown in FIG.

The customer table 17a of the RAM 17 is shown in FIG.
As shown in FIG. Is stored. When the free time is stored in the free time area d of the product master file F1 described above, the time is added to the area A1, the entry area A2 storing the entry time at the time of check-in registration, and the product registered for sales. Cumulative free time area A3, cumulative sales area A that stores the total amount (cumulative sales amount) of products registered for sales
4. The sales details area A5 stores the product information (sales details) such as the product code, name, quantity, and amount of the products registered for sales until the time of checkout registration. Such data of the customer table 17a is generated at the time of check-in registration and deleted at the time of check-out registration.

Since the control program is stored in the HDD 18, when the ECR 1 is started, the control program stored in the HDD 18 is written into the RAM 17 together with the product master file F1 and the like, so that the microcomputer 13 can control the driving of each unit. It becomes a state. Microcomputer 13
The respective components that are driven and controlled by will be described below with reference to FIG.

The FDD 11 is connected to the bus line 15 via the FDD control circuit 19, reads out programs and data recorded on the floppy disk FD by the operation of the FDD control circuit 19, and outputs it to the microcomputer 13. Then, data and the like output from the microcomputer 13 are written to the floppy disk FD.

The keyboard 4 includes a keyboard input circuit 20
The microcomputer 13 is connected to the bus line 15 via the CPU 13 and inputs a signal corresponding to a key operated by the operation of the keyboard input circuit 20 to the microcomputer 13.

The control key 5 is connected to the bus line 15 via the control key input circuit 21, and inputs a signal corresponding to the switching position to the microcomputer 13 by the operation of the control key input circuit 21. Microcomputer 13
Is set to ECR1 according to the output signal of the control key 5.
The operation modes of registration mode, setting mode, settlement mode,
Set each operation mode such as inspection mode.

The display 8 is connected to the bus line 15 via the display control circuit 22. When display data from the microcomputer 13 is input to the display control circuit 22, the display 8 is driven by the display control circuit 22 to display predetermined items. I do.

The customer side display unit 9 is connected to the bus line 15 via the customer side display control circuit 23,
When the customer-side display data is input to the customer-side display control circuit 23, it is driven by the customer-side display control circuit 23 to display predetermined items.

The bar code scanner 10 is connected to the bus line 15 via the scanner input circuit 24, and transmits the data of the product code read by the operation of the scanner input circuit 24 to the microcomputer 13.

A printer 25 is built in the ECR 1, and is driven and controlled by the microcomputer 13. The printer 25 is connected to the bus line 15 via a printer control circuit 26. When print data from the microcomputer 13 is input to the printer control circuit 26, the printer 25 is driven by the printer control circuit 26 to print on receipt paper or journal paper. Print out the specified items. Further, the printer 25 includes:
A cutter unit (not shown) is built in. The cutter unit is driven and controlled by the microcomputer 13 and cuts the receipt paper at a predetermined position. Thereby, the printer 25 exhibits a print issuing function of the receipt R or the like.

Drawer 2 provided separately from ECR 1
Is also driven and controlled by the microcomputer 13. The drawer 2 is connected to the bus line 15 via a drawer control circuit 27, and the drawer control circuit 27 is driven in response to an open signal from the microcomputer 13 to open the drawer 3 of the drawer 2.

Next, the function of the control program stored in the HDD 18 to be executed by the microcomputer 13 will be described. In the ECR 1 after activation, an operation mode is selected according to the switching position of the control key 5. That is, the microcomputer 13 sets the operation mode of the ECR 1 to a registration mode, a setting mode, a settlement mode, an inspection mode, or the like according to an output signal generated by a switching position of the control key 5. In the present embodiment, the description of the same processing as that performed by the conventional ECR in each mode is omitted.

First, a description will be given of a check-in registration process executed on condition that the registration mode is set by the switching operation of the control key 5. Here, FIG. 7 is a flowchart schematically showing the flow of the check-in registration process.

As shown in FIG. 7, the check-in registration process is performed by first setting the customer N using the numeric key 4a of the keyboard 4.
o. (Step S1), the process waits until the entry key 4e is pressed (step S2).

When it is determined that the entry key 4e has been pressed (Y in step S2), the customer No. in the customer table 17a of the RAM 17 is determined. The customer No. entered in the area A1 by the numeric key 4a. As well as entry area A
The entry time acquired from the timer T is stored in 2 (step S3). Here, the function of the on-time storage unit is executed.

Thereafter, the flow advances to step S4, and when there is an order for a drink or the like, a commodity registration process is executed. Here, the merchandise registration processing is performed based on the merchandise code input by pressing the PLU key 4b.
1 to obtain a product name, a unit price, and a free time, and register them in the free time total area A3, the total sales area A4, and the sales detail area A5 of the customer table 17a of the RAM 17, respectively. The transaction information is displayed on the display 8 and the customer display unit 9. Here, the function of the product information input means and the function of the sales registration means are executed.

For example, if there is an order for “tea” with a product code “000002” and “Napolitan” with a product code “000007”, “30” is added to “tea”.
Since the free time of "minute" is stored in the product master file F1, and the free time of "60 minutes" is stored in the product master file F1 of "Napolitan", the total free time of "90 minutes" is stored. It is registered in the free time total area A3 of the customer table 17a (see customer No. 0002 shown in FIG. 6). "Tea" contains "400"
The unit price of “yen” is stored in the product master file F1, and the unit price of “700 yen” is stored in the product master file F1 for “Napolitan”.
The total sales of "100 yen" is registered in the total sales area A4 of the customer table 17a (customer N shown in FIG. 6).
o. 0002).

When it is determined that the carryover key 4f has been pressed (Y in step S5), the customer table 1
7a is determined and the process is terminated.

Next, the checkout registration processing will be described. Here, FIG. 8 is a flowchart schematically showing the flow of the checkout registration process. As shown in FIG. 8, the checkout registration process first waits until the exit key 4g is pressed (step S11).

If it is determined that the exit key 4g has been pressed (Y in step S11), the flow advances to step S12.
The customer No. by the number key 4a. Wait until there is input.

Customer No. Is determined to have been input (Y in step S12), the customer table 17a in the RAM 17 is searched (step S13), and the customer No. input in step S12 is searched. And the same customer No. Is registered in the customer table 17a (step S14).

The customer No. entered in step S12. And the same customer No. Is not registered in the customer table 17a (N in step S14), error processing such as displaying an error message on the display 8 is executed, and the customer No. Wait for input again.

The customer No. entered in step S12. And the same customer No. Is registered in the customer table 17a (Y in step S14), the entered customer N
o. The entry time is read out from the entry area A2 of the customer table 17a associated with (step S1).
5) The current time (use end time) is obtained from the timer T (step S16). Here, the function of the out-of-office storage means is executed. Then, the use time is calculated from the entry time and the current time (step S17: use time calculation means), and the use time is displayed on the display 8 or the customer display unit 9 (step S18).

Thereafter, if it is determined that the charge calculation key 4h has been pressed (Y in step S19), the flow advances to step S20 to output data of the receipt header, the entry time, and the output time to the printer 25. Print on receipt paper. The outgoing time is the current time acquired from the timer T.

Subsequently, the sales details are read from the sales details area A5 of the customer table 17a, the total sales amount is read from the total sales area A4 of the customer table 17a (step S21), and the sales details data is output to the printer 25. Printing on receipt paper (Step S
22).

Next, based on the usage time calculated in step S17, the pre-discount usage fee is calculated with reference to the fee master file F2, and the pre-reduction usage fee is added to the total sales amount (step S23). The data of the usage time and the usage fee before the discount is output to the printer 25 and printed on the receipt paper (step S24).

In the following step S25, the total free time is read from the total free time area A3 of the customer table 17a. Thereafter, based on the accumulated free time read out in step S25, a free charge (discount charge) is calculated with reference to the charge master file F2, and the free charge is subtracted from the accumulated sales amount (step S26). Outputs the time and free charge data to the printer 25,
Printing is performed on receipt paper (step S27).

With the processing of steps S11 to S27, the printing processing of the registered merchandise and the calculation / printing processing of the usage time and the usage fee are completed. That is, the functions of the usage fee calculating means are executed by steps S11 to S27.

Thereafter, the deposit / current total key 4c which is the closing key
Is pressed (Y in step S28), the accounting processing such as the tax calculation and the memory processing is executed (step S29), and the data such as the tax amount and the total amount are output to the printer 25 and the receipt paper is output. And issues it as a receipt R from the receipt issuing port 6 (step S
30).

FIG. 9 is a plan view showing an example of the issued receipt R. The receipt R is a print sample when "coffee" is ordered at the time of check-in registration. As shown in FIG. 9, when the use time is “1 hour 30 minutes”, the basic unit time e of the fee master file F2 is “20 minutes” and the basic unit fee f is “300”.
If the extension unit time g is “10 minutes” and the extension unit fee h is “100 yen”, 300+ (100 × 7) = 10
00, the usage fee before discount is calculated as “1000 yen” X.

Since the free time of "30 minutes" is stored in the "coffee" of the product code "000001" of the product master file F1, the basic unit time e of the fee master file F2 is set to "20 minutes". If the basic unit fee f is “300 yen”, the extension unit time g is “10 minutes”, and the extension unit fee h is “100 yen”, the free charge is 30
“0” is calculated as “400 yen” Y by 0+ (100 × 1) = 400. In other words, the charge per unit time is calculated by multiplying the charge per unit time by the use time, and the free charge (discount charge) calculated by multiplying the charge per unit time by the free time from the charge before charge calculated by multiplying the charge per unit time. Is calculated, it is possible to reflect the basic fee and the pay-as-you-go fee for both the pre-discount usage fee and the free fee (discount fee).

Here, when the product for which the free time is stored in advance is subjected to the sales registration processing, the free time of the product,
The usage fee is calculated based on the usage time calculated by the usage time calculation means and the fee per unit time stored in the fee master file. This simplifies the operation of registering the price reduction service and prevents troubles due to registration errors. Further, by purchasing a product, it is possible to reduce the usage fee, so that the use can be promoted.

In the present embodiment, the control program is stored in the HDD 18. However, the present invention is not limited to this. The control program is stored in a storage medium such as a floppy disk FD or a CD-ROM (not shown). You may.
The floppy disk FD and CD-ROM are EC
It is not fixedly provided in R1 and has a form as a replaceable storage medium that can be handled alone, and the microcomputer 13 can perform various processes by reading out a control program by using the FDD 11 or a CD-ROM drive (not shown). become.

[0058]

According to the merchandise sales data processing apparatus of the first aspect of the present invention, the incoming storage means for storing the use start time, the outgoing storage means for storing the use end time, and the incoming storage means Use time calculating means for calculating a use time from the use start time stored by the storage means and the use end time stored by the outgoing storage means; a charge master file storing a charge per unit time; A product master file in which at least price information and free time are stored in association with a product code that defines the product code, product information input means for inputting the product code, and the product code input by the product information input means. Sales registration means for performing a sales registration process based on the price information obtained by searching the product master file based on the product master file, and the usage time calculation means The usage time, the free time obtained by searching the product master file based on the product code input by the product information input unit, and the fee per unit time stored in the fee master file. And a charge calculating means for calculating a charge based on the free time, and when the product for which the free time is stored in advance is subjected to the sales registration processing, the free time of the product and the free time are calculated by the use time calculating means. By calculating the usage fee based on the usage time and the fee per unit time stored in the fee master file, it is possible to simplify the operation of registering the fee discount service, Can be prevented. Further, by purchasing a product, it is possible to reduce the usage fee, so that use promotion can be promoted.

According to a second aspect of the present invention, in the merchandise sales data processing apparatus according to the first aspect, the charge per unit time stored in the charge master file is equal to the charge per unit time within a predetermined time. Is divided into a basic fee defined as a fee and a metered fee defined as the fee per unit time when a predetermined time is exceeded, so that the fee per unit time after the predetermined time is Even in a different case, the usage fee can be accurately calculated.

According to a third aspect of the present invention, in the merchandise sales data processing apparatus according to the first or second aspect, the usage fee calculating means calculates the usage fee by multiplying the usage fee by the usage fee. By calculating the charge by subtracting the discount charge calculated by multiplying the charge per unit time by the free time from the charge before discount, the charge per unit time can be used as either the charge before discount or the discount charge. In contrast, the basic fee and the pay-as-you-go fee can be reflected.

According to the storage medium of the invention described in claim 4,
Installed in a computer provided in the merchandise sales data processing device, the computer stores the start-up storage function for storing the use start time, the outgoing storage function for storing the use end time, and the on-time storage function. A use time calculation function for calculating a use time from the use start time and the use end time stored by the outgoing storage function, and a charge master generation function for generating a charge master file for storing a charge per unit time A product master generation function for generating a product master file for storing at least price information and free time in association with a product code defining a product, a product information input function for inputting the product code, and a product information input The price information obtained by searching the product master file based on the product code input by a function A sales registration function for performing a sales registration process based on the usage time calculated by the usage time calculation function and the product code input by the product information input function are obtained by searching the product master file. A program for executing a charge calculation function for calculating a charge based on the free time and the charge per unit time stored in the charge master file is stored, and the free time is stored in advance. If the product has been registered for sale, the usage fee is calculated based on the free time of the product, the usage time calculated by the usage time calculation means, and the fee per unit time stored in the fee master file. By calculating, it is possible to simplify the operation of registering the charge discount service and prevent troubles due to registration errors. Further, by purchasing a product, it is possible to reduce the usage fee, so that use promotion can be promoted.

According to a fifth aspect of the present invention, in the storage medium according to the fourth aspect, the charge per unit time stored in the charge master file generated by the charge master generation function is a predetermined time. The basic fee defined as the fee per unit time within the following, and the pay-as-you-go fee defined as the fee per unit time when the predetermined time is exceeded, the Even when the charges per unit time are different, the usage charge can be accurately calculated.

According to the sixth aspect of the present invention, in the storage medium according to the fourth or fifth aspect, the usage fee calculation function is configured to calculate a pre-reduction price calculated by multiplying the usage time by the usage fee per unit time. By calculating the usage charge by subtracting the discount charge calculated by multiplying the charge per unit time by the free time from the usage charge, the usage charge before the discount and the discount charge are calculated. , The basic fee and the pay-as-you-go fee can be reflected.

[Brief description of the drawings]

FIG. 1 is an external perspective view showing an ECR according to an embodiment of the present invention.

FIG. 2 is a plan view showing an arrangement of various keys of a keyboard.

FIG. 3 is a block diagram showing an electrical connection of each unit built in the ECR.

FIG. 4 is an explanatory diagram schematically showing a file structure of a product master file.

FIG. 5 is an explanatory diagram schematically showing a file structure of a fee master file.

FIG. 6 is an explanatory diagram schematically showing a table structure of a customer table.

FIG. 7 is a flowchart schematically showing a flow of a check-in registration process.

FIG. 8 is a flowchart schematically showing a flow of a checkout registration process.

FIG. 9 is a plan view showing an example of the issued receipt.

[Explanation of symbols]

 1 Commodity sales data processing device 18 Storage medium F1 Commodity master file F2 Charge master file

Claims (6)

[Claims] 1. An on-time storage means for storing a use start time, an outgoing storage means for storing a use end time, and the use start time stored by the on-time storage means and stored by the outgoing storage means. Use time calculating means for calculating a use time from the use end time, a charge master file storing a charge per unit time, and at least price information and free time in association with a product code defining the product. A product master file in which is stored, product information input means for inputting the product code, and the price information obtained by searching the product master file based on the product code input by the product information input means. Sales registration means for performing sales registration processing based on the sales time, the use time calculated by the use time calculation means, and input by the product information input means Usage fee calculation for calculating a usage fee based on the free time obtained by searching the product master file based on the obtained product code and the fee per unit time stored in the fee master file. Means for processing merchandise sales data comprising: 2. The charge per unit time stored in the charge master file is a basic charge defined as the charge per unit time within a predetermined time, and the unit time when a predetermined time is exceeded. 2. The merchandise sales data processing device according to claim 1, wherein the merchandise sales data processing device is distinguished from a pay-as-you-go fee defined as a per-charge. 3. The usage fee calculation unit calculates the usage fee before the discount calculated by multiplying the usage fee by the usage time and multiplying the usage fee by the free time. The merchandise sales data processing device according to claim 1 or 2, wherein the usage fee is calculated by reducing the discounted price. 4. An on-time storage function which is installed in a computer provided in the merchandise sales data processing device and stores a use start time, an outgoing storage function for storing a use end time, and A use time calculation function for calculating a use time from the use start time stored by the storage function and the use end time stored by the outgoing storage function, and a charge master file for storing a charge per unit time A charge master generation function to generate a product master file that stores at least price information and free time in association with a product code that defines a product; and a product information input function that inputs the product code. The product master file is searched based on the product code input by the product information input function. A sales registration function for performing sales registration processing based on the obtained price information; the use time calculated by the use time calculation function; and the product master file based on the product code input by the product information input function. A storage medium storing a program for executing a usage charge calculating function of calculating a usage charge based on the free time obtained by searching for and the charge per unit time stored in the charge master file. . 5. The charge per unit time stored in the charge master file generated by the charge master generation function includes: a basic charge defined as the charge per unit time within a predetermined time; 5. The storage medium according to claim 4, wherein the storage medium is distinguished from a pay-per-use charge defined as the charge per unit time when the time is exceeded. 6. The usage fee calculation function is calculated by multiplying the fee per unit time by the free time from a pre-reduction usage fee calculated by multiplying the fee per unit time by the usage time. The storage medium according to claim 4, wherein the usage fee is calculated by reducing the discounted fee.