Batter deposit thickness testing method and its instrument
The tester for measuring thickness of underwater deposition and depth is composed of probe and instrument. The probe is sunk down and then inclined when it contacts with surface of depos...
Linear position sensor with equalizing means
The present invention relates to a linear position sensor with equilizing device. Said device can detect the linear extension length, speed and acceleration of hydraulic cylinder. Said h...
Differential displacement sensor
Differential displacement sensor for measuring deformation comprises armature moving axially and primary and secondary coils surrounding the armature and in the form of internal and exte...
11
93118425
Cone-angle measure gauge
The present invention relates to a measuring scale for taper angle. It can be used for directly measuring cone or taper angle of taper hole. When using, the taper angle of cone can be di...
12
93118277
High-precision slide caliper rule
The present invention relates to a superprecision vernier callipers, consisting of main calliper, static measuring jaw, dynamic measuring jaw, upper vernier and lower vernier. As compare...
13
93118424
Rule slide with multiple-stage graduated numerical value
The present invention relates to a measuring scale vernier with multiple division value. It is suitably used on the measuring tool, instrument and machinery with graduated vernier, in pa...
Method for quick zero-set for vernier caliper
The repair method uses dual lock scheme of combined technology of screw fastening and adhesion, it involves fastening the zero-set vernier scale with silicate adhesive and screw in a fil...
16
93117401
Measurement of transparent container wall thickness
A beam of light is projected on the outer side surface of a vessel according to a definite angle to make a part of light beam be reflected from the outer surface and a part of light beam...
17
93117694
Thin film thickness monitoring and control A method is described for monitoring the thickness and uniformity of a transparent coating applied to a substrate in sheet form. The method comprises directing polychromatic light at the ...
18
93109778
Curvature gauge
The curvature gauge can measure diameter of small cylinder and curvature of curved surface, and identify if two curved surfaces are coincident. It has two distance-adjustable divider leg...
Magnetic grid code disc
The invention applies magnetic record principle to angle measurement, magnetic head A, magnetic head B, circuit board, integrated circuits, LCD, battery and null position device are moun...
21
93109162
High-precision sensor for measuring outside diameter
Based on working principle of vernier calipers, a step motor drives indicating rule with a contact sensor set at its tail to do relative movement. The contact pressure generated when ind...
Magnetic grid digital length measuring device
The main characteristic of the length measuring apparatus is that magnetic head A, magnetic head B, circuit board, liquid crystal display (LCD) and battery are mounted on one side of the...
24
93107965
A tape measure device A tape measure device includes a belt tape member made of a flexible material; a cursor is slidable movement along the belt tape member; a electrode spaced on the belt tape memberand an e...
Lattice parameter measuring method and instrument
The present optical measuring instrument can measure parameters of and distance between spherical-crown lattices. Optical objective is focused to lattices separately, and the values of o...
Method for measuring the thickness of lubricant film
The measuring method uses a beam of light passing through a semi-penetrating semi-reflecting film and an oil film to be measured to produce interference rings, from which the maximum lig...
32
93106350
Apparatus for locating metallic objects A metal body detector which includes a matrix sensor (20) having detection units thereof disposed in matrix, and a signal processing system (170) for driving the matrix sensor to detect a...
33
93104273
Sealed type optical grid line displacement sensor
The sensor composed of raster reading head, transmission type scale raster, head component, press spring, scale-casing body, sealing strip, and cable. The raster reading head is of monol...
34
93104111
Image dissection method and apparatus by photon tunnel scan
In order to solve the problem that the false image, specimen image and refractive index profile image are confused in photon scan tunnel microscope, a principle for resolving images, a r...
35
93103709
Optical fiber displacement sensor
The light after beam splitting by Y-type coupler passes through focal optical system and irradiate object. At the two outgoing ends of two optical fibres, there are two probes, and the o...
Holographic focus-tracing optical contact-tag micrometer
The present invention discloses a holographic focus-tracing light contact-tag micrometer, including semiconductor laser (1), collimating lens (2), object glass (6), focus-tracing driver ...
39
93100088
Method for measuring cable length
Technique for measuring cable length uses transmission characteristics of wide pulses in cable and a mathematic algorism to eliminate measuring dead area and increase measuring reliabili...
40
92114786
Band tape
A band tape is composed of drive gear, slave gear, rotating gear, toothed plate ring, battery, band tape, top cover and base, and features there is a motor that can drive all the movable...
Screw micrometer
A new-type spiral micrometer is designed by use of the difference between pitches based on existent spiral micrometer and features 10 (20, or more) times higher precision than that of ex...
43
92114042
Capacitor displacement sensor
A new-type capacitance displacement sensor with widened transmitting and receiving electrodes features the proper arrangement and combination in signal phases sequence to throw off the o...
44
92114114
Pneumatic electrically measuring position sensor
The position sensor of the present invention consists of casing, air intake canal, buffering cavity, measuring groove, rotating core, etc. By using airflow as detection medium and changi...
45
92114130
Monitoring device for centring state of rotary machine
The invented centering monitor is a single-rod measurer designed based on stress and strain principles. The strain transducers arranged on the measuring rod which is connected to both ro...
Metre for guide screw
The meter for guide screw is a detector for measuring pitch error or accumulated total pitch error. When measuring, two measuring heads are inserted in the tooth slots and leaned against...
48
92112335
High-voltage isolation-type Hall effect displacement sensor
The invented displacement sensor includes a magnetic sliding core bar in a sealed non-magnetic isolating sleeve which has two magnetic conductors. Magnetic steel, Hall element, and ampli...
49
92111272
Grain diameter directly measuring method and device
The invention provide a measuring method and apparatus for particles diameter using optical microscope. The movement of holding table is driven by stepping motor. The diameter can be mea...
Double-working position identify sensor
Such sensor has the circuit system which is sensitive to the magnetic field and magnetic polarity of magnet carried mechanism. No matter in moving or stop state, the working position of ...
Callipers
The present invention relates to a callipers for measuring width of valve body fender. The technological feature is that at the center section of measuring ruler, zero graduation is set,...
Precision length measuring method and universal meter
The present invention discloses a precision length-measuring method and universal meter for implementing said method. Said invention is that in the conventional electromagnetic measuring...
60
92109630
Induction synchronizer displacement digital display card
The present invention relates to a circuit card (board) using inductosynchro as sensor for measuring straight-line or angle displacement. Its whole circuit can be arranged on a PC bus or...
Electromagnetic reflecting thickness instrument
This invented pachymeter is composed of signal source, emitting coil, receiving coil, modulation phase locking loop, frequency correction and narrow-band voltage converter, impedance con...
63
92109104
Cardiotachoruler
The ruler of this invention is constituted by a scale of heart rate, a second scale and a centimeter scale. Its main application is for measurement of heart rate on electrocardiogram in ...
64
92106632
Multi-direction movement-measuring instrument
The present invention provides a medical detection instrument capable of measuring multi-position mobility of cervical vertebrae and lumbar vertebrae. Said instrument consists of meter d...
65
92105826
Diameter measuring gauge and method
The diameter measuring gauge consists of angled arms, rule body, moveable rule, digital meter and handle. It measures diameter of a circular object by means of three points contacting wi...
Intelligent calibration instrument for gauge block
The instrument consists of information control and processing unit, pick-up and regulation unit for measured signal, and hu man-machine interface unit. The information control and proces...
69
92106604
Method and apparatus for detecting surface roughness
By means of digital image processing techn, one or several continuous frames of bright-band image are passed through edge detection and calibrating conversion, so that several parameters...
70
92105797
Automatic recording instrument for piling work
Automatic recording instrument comprises pile-hit numbers detector and its circuit, piled depth detector and its circuit, comparator and shaper circuit, single-chip microcomputer, displa...
71
92105583
Optical measurement and apparatus for sharpness of cutting tool
The main procedures of optically measuring sharpness of cutting tool are: irradiating the cutting edge to be measured with a laser beam in the direction perpendicular to bisector of wedg...
72
92104813
Centering measuring method for machenical coupling
A measuring method for large mechanical equipment coupling center equation is composed of two groups measuring. The measuring and data processing method can eliminate the influence of to...
73
92103620
Self-coding digital type rod position measuring system
The self-coding digital rod-position detecting system belongs to the field of nuclear reactor. It uses a self-coding system formed from coding magnetic ring and loop-coil coding collar t...
74
92104461
U-shaped multifunctional adjustable rule
The present invention relates to an U-shaped multifunctional adjustable rule. It is composed of a main rule, two adjustable rules and a card. When one adjustable rule in main rule is pus...
Measuring instrument for diameter difference of small spheroid
The instrument is used to measure the balls of ball-pen and microbearing and other high grade small balls. It is mainly comprised of optical measuring system containing optical wedge wor...
78
92106499
Horizontal arm type three-coordinate measuring machine
The present invention relates to a horizontal arm-type three-coordinate measuring machine. Its X-direction guide is "T"shape, sliding seat is divided type and its principal, lateral and ...
Screw-thread measurer
By utilizing the relationship between thread medium-diameter variation and axial clearance variation, the thread axial clearance measured is converted into diameter variation and is disp...
Variable gage-length ball-socketed extensometer
The present invention relates to a variable gage-length ball-socketed extensimeter for measuring stretching strain of material. The upper gage-length fork and the lower gage-length fork ...
86
92101090
On-line diameter measurement of pipes and wires by laser method
Based on the relative principle, the measuring method uses ordinary focusing lens to measure the diameter of an object, i.e. it uses a beam of parallel light to simultaneously scan the o...
Split angle sensor for laser longitudinal module
The invented angle sensor belonging to the precise measurement field of angles is composed of laser angle-sensor head, laser frequency stabilizer and signal receiving and processing unit...
90
91111493
Measuring car for laser road curvature and sinkage
The present invention relates to a test equipment for measuring the deflection of airport runway pavement belonging to the field of photoelectric measurement to non-electric parameters. ...
91
91107536
Active laser displacement sensor
This invention is an active type laser displacement sensor for measuring the displacement of an object. It consists of five parts: light source system, deviated light interference system...
92
91108238
On-line hydraulic system pollution particle monitor
This invented in-line monitor for pollutant particles is composed of sensitive slide valve, constant-force driver and displacement sensor. A gap in proper size and with a constant pressu...
93
91109064
Scanning and receiving method of laser scanner
This scan and receiving method with laser scanner is especially suitable for the in-line detection of defects on the surface of cold rolled steel band. A divergent scan mode is used to f...
94
91108717
Deep hole surface roughness contourgraph
The 88BCL-I type deep hole surface roughness contourgraph is a new type measuring instrument for measuring deep hole surface roughness. Said instrument uses the principle of pin scanning...
95
91108764
Cam Shaft computer-aided measuring method and device
The invention method can measure cam contour from any position and gain sequentially the beight differences at equal phase intervals, then obtain the phase differences between real curve...
Noncontact hard disc surface roughness measuring method
This measuring method is especially applicable to non-contact measurement of roughness of superfinished surface. Said method provides a phase shift interference measurement method by mod...
99
91107268
Method and apparatus for multi-hole coaxial error measuring
This invention relates to a method and device for measuring multi-orifice axiality errors. The measurement is proceeded under the control of a computer, every orifice to be measured is m...
