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Patent Searching and Data


Title:
PLASTIC DATE INDICATOR, MOLD FOR DATE INDICATOR, AND PLASTIC DATE INDICATOR MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2010197078
Kind Code:
A
Abstract:

To display a date with high precision and without air bubbles remaining on teeth.

The plastic date indicator 1 integrally includes its body 5 which has a central hole 2 and is formed in a ring-plate shape; teeth 4 which are arranged circumferentially, on the inner circumferential edge of the central hole 2 of the body 5 at regular spacings and extend radially inward; a date display section 3, which is provided on the front side of the body 5 and on which figures indicating dates are displayed; and a plurality of gate traces 7 which are provided on the back side of the body 5 spaced in circumferential manner. Any two gate traces 7 which are adjacent to each other circumferentially are arranged in a circumferential manner, so as to have an equal angle, with the tooth bottom part 6 of the teeth 4 as a standard.


Inventors:
TAKIMOTO MASAKAZU
ASANO SHUJI
SAKUMI MICHIHIKO
KIMURA REIKO
Application Number:
JP2009039337A
Publication Date:
September 09, 2010
Filing Date:
February 23, 2009
Export Citation:
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Assignee:
MORIOKA SEIKO INSTR INC
International Classes:
G04B19/247; B29C45/27; G04D3/00; B29L15/00; B29L31/08
Domestic Patent References:
JPS60148978U1985-10-03
JP2005022368A2005-01-27
JPH066800U1994-01-28
JP2003231156A2003-08-19
Attorney, Agent or Firm:
Kentaro Kuhara
Noriaki Uchino
Nobuyuki Kimura