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5825404 |
Flaw recovering apparatus for optical recording medium
A flaw recovering apparatus for an optical recording medium comprising a liquid tank for applying refractive index matching liquid onto a recording surface of an optical card to form a refractive...
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5328822 |
Apparatus and method for sedimentation based blood analysis
An apparatus and process for accurately determining settling data for the settling of erythrocyte cells from a plasma fluid in a test specimen of blood. The apparatus includes a settling tube, a...
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5276459 |
Recording apparatus for performing uniform density image recording utilizing plural types of recording heads
The present invention relates to image recording apparatus for performing image recording on a recording medium by using plural types of recording heads, each having a plurality of recording...
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5246866 |
Method for transcription of a DNA sequence
A DNA sequence transcribing method involves labeling a DNA fragment with a fluorescent substance, subjecting the labeled fragments to electrophoresis, exposing a gel containing the DNA fragment to...
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5159349 |
Recording apparatus which projects droplets of liquid through generation of bubbles in a liquid flow path in response to signals received from a photosensor
A recording apparatus for recording an image sensed by a photosensor comprises an inlet for accepting a liquid to be delivered to an outlet orifice through a liquid flow path. Liquid is supplied to...
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5053789 |
Optically-switched thermal printhead system
A scanning mode printer operates with an array of heating elements and corresponding photoelectric elements coupled in parallel so that a modulated laser beam scans in line fashion the...
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4973123 |
Electro-optical rotary coupling suitable for tape scanners
A device for transmission of signals between a stationary element and an element rotating about an axis (8), such as the headwheel (20) of a videotape apparatus, features optical transmission. At...
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4971414 |
Optical information record/read apparatus
An optical information record/read apparatus comprises a light source for emitting light, a converging optical system for converging the emitted light from the light source on the optical record...
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4861128 |
Optical pickup using a waveguide
An optical pickup comprising a semiconductor laser, a first waveguide for leading light emitted by the semiconductor laser to recording medium and coupling again light returning from the recording...
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4835544 |
Printing and packaging system and identifying an item of printed matter
In a high volume printing and packaging operation, stationery is fed by document feeder 10 to a laser printer 14. The printer prints both text and discrete identification code on the page both text...
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4607267 |
Optical ink jet head for ink jet printer
An optical ink jet head for an ink jet printer irradiates a photochemically reactive substance by an active electromagnetic wave to generate gas so that ink is ejected by the pressure of the gas....
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4575808 |
Method of recording densitogram representing densities of fractionated substances
A method of recording a densitogram representing densities of albumin, α 1 -globulin, α 2 -globulin, β-globulin and γ-globulin in an electrophoresis is disclosed. In order to display the...
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4566793 |
Recording apparatus for a spectrophotometer
A spectrophotometer to draw time changes of a plurality of spectrophotometric data by one recording pen. The spectrophotometer has a plurality of sample cells for accommodating samples to be...
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4511986 |
Method and apparatus for simultaneously recording multiple FT-IR signals
A method and apparatus for simultaneously recording multiple Fourier Transform Infrared (FT-IR) signals using an interferometer. The analog signals are coupled to switching means which is operable...
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4492966 |
Recording apparatus
A recording apparatus includes a recording unit having a plurality of dot forming portions disposed in a plane, a carriage which moves incrementally in a direction normal to the plane of dot...
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4358203 |
Apparatus for analyzing and evaluating tests in a plurality of wells
An apparatus is described with which a plurality of microbiological tests made in wells located in a pattern of rows on a tray can be conveniently analyzed and evaluated. A housing is formed with a...
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4338033 |
Densitometer
A densitometer comprising a recorder so adapted as to be capable of recording a set of analytical data obtained with a photometric system twice at a definite recording interval, an index arranged...
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RE30712 |
System and apparatus for contour plotting the total luminescence spectrum of a sample
A system for plotting the total luminescence spectrum of a sample comprises a spectrofluorometer including excitation and emission monochromator stages having operating wavelengths dependent on...
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4283732 |
Recording system with inter-line space positioning means
A recording sheet is successively fed in the abscissa direction by means of a sprocket. The recording sheet is previously printed with ruled lines with a predetermined inter-line space in the...
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4242730 |
Single scan microprocessor-controlled densitometer
A microprocessor-controlled densitometer system for optically scanning a blood sample or the like and generating an electric analog signal which is a function of the optical density of the scanned...
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4222630 |
Digitally controlled fiber optic recording device
A device for recording data on a photosensitive recording support comprises a light beam transmitter, means for modulating the intensity of said light beam in relation with the data to be recorded,...
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4130784 |
Apparatus for compensating ordinate phase lag in a plotting apparatus
In a plotting apparatus such as a spectrophotometer having a modifying system which introduces a phase lag between the occurrence of a change in a dependent variable quantity and plotting thereof...
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4130824 |
Recording analyzer for electrophoretic samples
A recorder pen is mounted on the sample scanning stage of an electrophoretic sample analyzer. Movement of the stage scans the sample optically while, at the same time, the recorder pen produces an...
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4116565 |
Electrophoretic analyzer with automatic reference circuit
An analyzer for electrophoretic samples has a sample stage movable linearly with respect to a source and a detector of analysis energy. During a first scan of the sample, a voltage is produced...
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4113385 |
Transient suppressor network for spectrophotometers and the like
There is described an improvement for an apparatus employing a plurality of operational elements adapted to cooperate for producing an electrical signal representing the variation of an ordinate...
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4073621 |
Reader recorder for toxic gas concentration tapes
A reader recorder which will plot a concentration versus time graph based on stain intensity of a gas sensitive tape. Simultaneously, the device will integrate the area under the curve to obtain...
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4074272 |
Spectrophotometer having independently controlled chart scale expansion and chart format selection
A variable chart format system for a recorder with a chart print out, the system having a manually selectable switch for simultaneously controlling the abscissa and ordinate formatting independent...
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4069484 |
Defect plotting system
High speed writing apparatus, for mapping 1:1 polar plots of disc record defect locations on disc-shaped electrosensitive paper, accepts electrical signals representing defect occurrences from a...
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4051483 |
System for measuring and recording three dimensional configuration of object
An encoder for converting a distance to an electric signal is connected with a computer to put a distance signal into the computer. Th encoder is put on a moire pattern obtained by interference...
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4041502 |
Sedimentation recorder
A sedimentation recorder including an optical tracking head controlled to track the liquid-solid separation boundary in a tube containing a sample of liquid-solid mixture. The tracking head is...
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4038664 |
Recording chart lock
In a measuring instrument such as a spectrophotometer which is driven under the control of a dedicated microcomputer and has a provision for wavelength scan, a flow chart lock system is obtained by...
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4037960 |
Digitally settable selective control for speed of wavelength scan or for time base scan
In a recording spectrophotometer the ordinate of the plotter-scriber is controlled by the output of a photomultiplier while the abscissa of the plotter-scriber is controlled by a selectable mode...
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4005434 |
Method and apparatus for graphic densitometer display
An improved method for graphically displaying optical density patterns generated by a densitometer which scans a sample to generate analog signals indicative of the optical density of the sample....
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4000946 |
Stepper motor tracking accuracy control for spectrophotometers
A tracking accuracy control system for a spectrophotometer utilizing stepper motors for controlling the wavelength drive and chart drive system. An exact ratio between the wavelength drive motor...
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3995207 |
Digitally controlled repetitive scanning in a radiant energy analyzer
A spectrophotometer including a wavelength stepper motor driving a wavelength scanning mechanism and a chart stepper motor driving a chart recorder, both motors being operative in response to...
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3976378 |
Apparatus for monitoring the selection of chart recording and wavelength scanning speeds in a radiant energy analyzer
A spectrophotometer sytem having a first stepper motor driving a wavelength scanning mechanism and a second stepper motor driving a chart recorder, both motors being operative in response to pulses...
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3975748 |
Multispectral laser camera device
A multispectral laser camera made up of a plurality of energy producing means which scan a target area. The resultant reflected light off the target produces a true color image of the target after...
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3965477 |
Automatic graphing apparatus
Apparatus for producing a graph of a function represented by a varying analogue input signal supplied to the apparatus, comprising display means adapted to display in a graphing operation the graph...
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3961898 |
Comparator circuit for automatic analysis apparatus
The invention concerns an automatic continuous-flow fluid analyzer of the pe wherein a stream of fluid, segmented by air bubbles or other separating medium inert to the fluid to be analyzed, passes...
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3945018 |
Optical information recording device
Original information is converted to digital signals and recorded on a digital signal recording medium such as a paper tape. The digital signal recorded on the tape or the like is converted to...
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3942893 |
Apparatus for monitoring the selection of chart recording and wavelength scanning speeds in a radiant energy analyzer
A spectrophotometer system having a first stepper motor driving a wavelength scanning mechanism and a second stepper motor driving a chart recorder, both motors being operative in response to...
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3938888 |
Automated precision flame-emission photometric apparatus
A net spectral intensity signal is derived from a comparison between the absolute spectral intensity of the signal interest and the intensity of a spectral continuum on which it rides. To derive...
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3936839 |
Method and system for monitoring the light output of pyrotechnic luminants under dynamic conditions
The light output of pyrotechnic luminants under dynamic conditions can be nitored to obtain data representative of ground surface illumination as a function of time and position of the illumination...
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3902813 |
Automatic gain adjustment for scanning densitometer output device
A densitometer is operative to scan a sample to provide an output voltage proportional to the instantaneous density of the sample. During a first scan of the sample this output is provided to a...
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3863260 |
PATTERN BAND FOR MULTICOLOR CIRCULAR KNITTING MACHINES
A pattern of indicia representative of the distribution of colors along a selected path of a multicolor pattern sample is registered on a fixed-length segment of a pattern band that controls a...
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3842422 |
METHOD AND APPARATUS FOR RECORDING SIGNALS
A system for recording the output of a density scan in a manner which simplifies the computation of the integrals of various fractions of the scan employs a photodetector for scanning the sample in...
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3782827 |
OPTICAL DEVICE FOR CHARACTERIZING THE SURFACE OR OTHER PROPERTIES OF A SAMPLE
An optical device is disclosed which is useful for characterizing the surface topography of an opaque sample and for characterizing other properties of transparent samples. In the reflecting mode,...
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3765461 |
APPARATUS FOR TRANSFERRING SEPARATE LIQUID FRACTIONS INTO SEPARATE FRACTION VESSELS
Apparatus for transferring a plurality of liquid fractions having differing characteristics discharged from a single source which includes a multipath valve connected between the source and a...
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3743412 |
APPARATUS FOR RECORDING IMAGES APPEARING ON A DISPLAY SURFACE
Improved apparatus for recording and reproducing copies of images displayed upon the display surface of devices such as a Cathode Ray Tube. The improved apparatus includes a camera assembly mounted...
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3741658 |
SPECTROMETER FOR THE FAR INFRARED
It enables a recording and a reading of interferograms at very different speeds. It comprises an interferometer, a recording mean, a reading means and a wave analyser The recording means produce on...
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