Data symbol reader with observation window
May 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesVisually alignable sensor wand which excludes unwanted light from a sensor system Portable laser scanning arrangement for and method of evaluating and validating bar code symbols Photoelectric reader/printer with variable reading area Optoelectronic reading pen Image scanner Optical character reader Portable image sanner having movement detection means and a window for transmitting light to the viewer Portable image scanner Projector Portable image scanner InventorAssigneeApplicationNo. 858765 filed on 05/19/1997US Classes:235/472.01, Hand-held (e.g., portable)235/454, Optical235/462.45Hand-held (e.g., portable)ExaminersPrimary: Lee, Michael G.Attorney, Agent or FirmForeign Patent References
International ClassG06K 007/10Foreign Application Priority Data1996-05-17 JPAbstractA symbol reading device has a casing formed with an opening which defines a symbol reading area. An image receiving element, such as a CCD, is provided within the casing. A portion of the casing, on a surface opposite to the symbol reading area, is formed with a window portion at which an optical element, which reflects light within a predetermined wavelength range, and transmits other light is provided. Accordingly, a symbol facing the opening is observable through the optical element.Field of SearchOpticalMultiple column code Aligning records Hand-held (e.g., portable) Wand-type reader (e.g., manual scan) Illumination detail (e.g., LED array) Specified housing or mounting detail Hand-held (e.g., portable) Controlled by article, person, or animal Including coded record Housings (in addition to cell casing) Having multifaceted rotating element | |
