发明名称 |
Concentration detector for colored toner |
摘要 |
PCT No. PCT/NL92/00117 Sec. 371 Date Feb. 27, 1995 Sec. 102(e) Date Feb. 27, 1995 PCT Filed Jul. 2, 1992 PCT Pub. No. WO94/01809 PCT Pub. Date Jan. 20, 1994Apparatus for detecting concentrations of colored toner particles in the presence of black or other absorbing toner particles including a light source, a light detector having a field of view of less than about +/-10 degrees and preferably less than +/-5 degrees, apparatus for supplying a dispersion of colored toner particles optionally containing undesirable contamination by black toner particles between the light source and the detector and computing circuitry operative for determining the concentration of the colored toner particles utilizing output from the light detector.
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申请公布号 |
US5570193(A) |
申请公布日期 |
1996.10.29 |
申请号 |
US19950360681 |
申请日期 |
1995.02.27 |
申请人 |
INDIGO N.V. |
发明人 |
LANDA, BENZION;NIV, YEHUDA;PLOTKIN, MICHAEL;FORGACS, PETER |
分类号 |
G01N21/47;G01N21/53;G03G15/01;G03G15/10;G03G15/11;(IPC1-7):G01N21/59 |
主分类号 |
G01N21/47 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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