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EP0333099A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Color comparison device having a bulged insertion groove for holding a test stick in a flexed condition

Assignee: Omron Corp
•
Filing: 1989-03-13
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Granted: —
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Expires: 2009-03-13
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Abstract

Abstract A color comparison device comprises a casing unit having a comparison window for displaying a comparison color sample section mounted on a rotatable wheel and a test stick insertion groove portion formed in an upper surface of the casing unit at one end thereof and disposed generally centrally of the width of the casing unit, the insertion groove portion communicating with the comparison window so that a test stick inserted into the insertion groove portion overlies the comparison color sample section in the comparison window, the insertion groove portion having a bulged fixing section by which a test stick inserted in the insertion groove is held therein in a flexed condition.

Inventors

  • 👤 Toshiyuki C/O Omron Tateisi Elec. Co. Kobayashi
  • 👤 Shigeru C/O Omron Tateisi Elec. Co. Makita
  • 👤 Hiroyuki C/O Omron Tateisi Elec. Co. Ota

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 06:49
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/52; G01N21/00; G01N21/17; G01N21/25; G01N21/29; G01N21/293; G01N21/01; G01N2021/0181; G01N21/84; G01N21/8483

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 94 words
A color comparison device comprising: a casing unit having a comparison window for displaying a comparison color sample section mounted on a rotatable wheel; a test stick insertion groove portion formed in an upper surface of said casing unit at one end portion thereof, said insertion groove portion communicating with said comparison window so that a reagent portion of a test stick inserted into said insertion groove portion overlies said comparison color sample section in said comparison window; and means for causing a test stick inserted into said insertion groove to be held therein.
Claim 2
Dependent Claim 94 words
A color comparison device comprising: a casing unit having a comparison window for displaying a comparison color sample section mounted on a rotatable wheel; a test stick insertion groove portion formed in an upper surface of said casing unit at one end portion thereof, said insertion groove portion communicating with said comparison window so that a reagent portion of a test stick inserted into said insertion groove portion overlies said comparison color sample section in said comparison window; and means for causing a test stick inserted into said insertion groove to be held therein.
Claim 3
Dependent Claim 24 words
A color comparison device as in claim 1 wherein said causing means causes an inserted test stick to be held in a flexed condition.
Claim 4
Dependent Claim 58 words
A color comparison device as in claim 2 wherein said causing means comprises a bulged fixing section provided at said insertion groove and an inlet portion of said insertion groove portion, a test stick inserted into said insertion groove being held in a flexed condition by said bulged fixing section and said inlet portion of said insertion groove.

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