Title:
TIME RECORDER WITH TIME ALTERATION CHECK FUNCTION
Document Type and Number:
Japanese Patent JP3226688
Kind Code:
B2
Abstract:
PURPOSE: To provide the time recorder which is so devised as to accurately check a small time alteration of several minutes in working management and leave it as a record.
CONSTITUTION: The time recorder 1 is provided with a suspicious history list storage means which compares a last day and time difference when working data are inputted with a new day and time difference due to a day and time alteration of an internal timer and files input day and time data and absolute day and time data as alteration suspicion data in a data memory 7 only when the time difference parts of those two day and time differences are mutually different in plus/minus polarity or when the new day and time difference is smaller than the absolute value of the time difference part, and an alteration suspicious history list output means which outputs this list.
Inventors:
Masayuki Mochizuki
Application Number:
JP32632693A
Publication Date:
November 05, 2001
Filing Date:
November 30, 1993
Export Citation:
Assignee:
Amano Co., Ltd.
International Classes:
G07C1/00; G06Q10/00; G06Q10/06; G06Q10/10; G06Q50/00; (IPC1-7): G07C1/00; G06F17/60
Domestic Patent References:
| JP6202757A | ||||
| JP410093A | ||||
| JP6472780A |
Attorney, Agent or Firm:
Masakazu Yajima