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1. 发明专利

JPH09304707A CONVERGING DEVICE FOR LIGHT SOURCE 失效
公开(公告)号：JPH09304707A
公开(公告)日：1997-11-28
申请号：JP12453996
申请日：1996-05-20
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： G01M11/02 , F15B11/06 , G02B26/00 , G02B26/08
摘要： PROBLEM TO BE SOLVED: To provide a compact and inexpensive converging device as a converging device for a light source by which the quantity of light from a light source is adjusted. SOLUTION: This device is provided with plural converging members where aperture parts 15a whose diameters are different from each other are formed and which are arranged in parallel by leaving a space in-between, an actuator moving the converging member except the one having the aperture part 15a whose diameter is the largest out of plural converging members so that the aperture part 15a may be positioned on the optical path of the light source, and a control means controlling the actuator. The actuator is constituted of an air pressure cylinder 23 and the control means is constituted of a directional control valve 27.

2. 发明专利

JPH08290360A DRESSING DEVICE OF GRINDING WHEEL FOR GRINDING 失效
公开(公告)号：JPH08290360A
公开(公告)日：1996-11-05
申请号：JP9394495
申请日：1995-04-19
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： B24B53/00
摘要： PURPOSE: To adjust the angle of a uni-axis stage without holding a spacer between a base of a dressing device and a table of a grinding machine. CONSTITUTION: A dressing device is provided with a uni-axis stage 10 to reciprocate a diamond tool 4, a base 30 on which the uni-axis stage 10 is mounted, a torsion bar 40 where an oscillating end part of the uni-axis stage 10 connects its base end part to the base 30 in the oscillating manner, and an action mechanism 50 to oscillate the oscillating end part of the uni-axis stage 10 around the torsion bar 40. When the action mechanism 50 is operated, the torsion bar 40 is twisted to change the angle of the uni-axis stage 10 relative to the base 30.

3. 发明专利

JP2000202379A SCREW HOLE WASHING APPARATUS AND WASHING OF PART 失效
公开(公告)号：JP2000202379A
公开(公告)日：2000-07-25
申请号：JP714599
申请日：1999-01-14
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： B08B1/04 , A46B11/00 , B23Q11/00
摘要： PROBLEM TO BE SOLVED: To reliably remove a cutting oil and cutting dust remaining in a screw hole by installing a washing liquid supply means for supplying a washing liquid to a washing part in relevant to washing of a screw hole by inserting the washing part provided with a brush into the screw hole and moving the brush relatively to the screw hole. SOLUTION: At the time of washing a part to be washed, which is an already machine-processed object part such as a screw hole, ultrasonic washing is at first carried out in a washing tank for rough washing and then washing of a screw hole is carried out in a washing site of a washing chamber. That is, an electric power is turned on to drive a pump and then a rotation SW is turned on to keep a rotation axis 5 equipped with a brush part at the tip part rotating by a motor 2 and the brush part at the tip end is inserted into the screw hole. In such a condition, a discharge SW is turned on to discharge a washing liquid, which is supplied from the pump through a tube 10, out of the brush part through a hole 5a in the rotation axis 5. After the washing of the screw hole, the part is put in a washing tank for finish washing to carry out steam washing.

4. 发明专利

JPH10309638A CAULKING DEVICE AND CAULKING METHOD 失效
公开(公告)号：JPH10309638A
公开(公告)日：1998-11-24
申请号：JP11696297
申请日：1997-05-07
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： B23P19/04
摘要： PROBLEM TO BE SOLVED: To certainly avoid occurrence of rattling between a work piece and a member to be caulked and fixed after caulking work by furnishing a plural number of working heads arranged around a rotary shaft of a host part. SOLUTION: Caulking work of a lens chamber 31 which is a work piece is carried out by three pieces of working heads arranged around a rotary shaft of a host part. Consequently, caulking work is not carried out in a one-sided state even when there is a clearance between the lens chamber 31 and a lens, and it is possible to certainly avoid occurrence of rattling between the lens chamber 31 and the lens. An angle changing mechanism 71 to change a contact angle of a caulking roller 32 of the working heads and a caulking part of the lens chamber 31 at the time of caulking is provided, and the caulking part of the lens chamber 31 is gradually and certainly plastic-deformed.

5. 发明专利

JPH10328821A SOLDERING IRON AND PRELIMINARY SOLDERING EQUIPMENT 失效
公开(公告)号：JPH10328821A
公开(公告)日：1998-12-15
申请号：JP14925397
申请日：1997-06-06
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： B23K1/20 , B23K3/00 , B23K3/02 , B23K3/06
摘要： PROBLEM TO BE SOLVED: To surely adhere a molten solder of a prescribed quantity and stable quality to an object to be worked in a soldering iron and a preliminary soldering equipment which preliminarily adhere solder to a object to be worked of a lead wire, etc. SOLUTION: The soldering iron is pierced at a bottom face 15b of a recessed part 15a of a iron main body 15 so as to form a solder feed hole 15c where a thread solder 17 passes through. A curved face part is formed at a corner part of the bottom part 15b of the recessed part 15a. The preliminary soldering equipment is arranged with the iron main body 15 formed with the recessed part to store a molten solder, a soldering iron formed with a thread solder feed hole 15c opened at the bottom part 15b of the recessed part 15a, a heating means to heat the neighborhood of the recessed part 15a of the iron main body 15 and a solder feed means to feed the thread solder 17 form the thread solder feed hole 15c of the iron main body 15 into the recessed part.

6. 发明专利

JPH1039195A DEVICE FOR INSPECTING OPERATION OF OPTICAL SYSTEM EQUIPMENT, AND DEVICE FOR INSPECTING FOCUSING FUNCTION OF AUTOFOCUSING CAMERA 失效
公开(公告)号：JPH1039195A
公开(公告)日：1998-02-13
申请号：JP19438996
申请日：1996-07-24
申请人： NIKON CORP
发明人： TAKEUCHI ISAMU , NAKAMURA ETSURO
IPC分类号： G03B13/36 , G02B7/28 , G03B43/00
摘要： PROBLEM TO BE SOLVED: To provide a device for inspecting an automatic focusing function capable of accurately performing the inspection of the operation of the focusing mechanism of an AF camera in a fixed environment such as indoors. SOLUTION: The device 100 for inspecting the automatic focusing function of the AF single lens reflex camera 11 is equipped with an AF mechanism optically detecting the image S of a chart 41 and a camera lens 12 operated in accordance with the position of the detected image S, and it is constituted of a base part 20 on which the camera 11 is mounted, a lens 31 for measuring which is arranged between the chart 41 and the lens 11, and a chart shaft stage 42 moving the chart 41 between the focus (f) of the lens 31 and the stage 42. The operated amount of the lens 12 in accordance with the moving amount of the chart 41 is detected by a rotational amount detector 51 detecting the rotational amount of a distance ring.

7. 发明专利

JPH03208551A AUTOMATIC SUCTION DEVICE FOR SUCTION RUBBER 失效
公开(公告)号：JPH03208551A
公开(公告)日：1991-09-11
申请号：JP209790
申请日：1990-01-09
申请人： NIKON CORP
发明人： MOROHASHI KAZUO , IWANE TORU , SHIONO YOSHIAKI , NAKAMURA ETSURO , AKIYAMA MASAHIRO
IPC分类号： B24B9/14
摘要： PURPOSE:To easily perform the clad work of a suction rubber, by operating the suction rubber clad position located on the spectacle lens placed on a placing device from the measurement value of a measuring device and the input value of an input device and providing an operation control means which feeds out a moving control signal to a moving device so that the suction rubber is cladded to a suction rubber clad position. CONSTITUTION:An arithmetic control means 600 operates the suction position of a suction rubber, based on the optical characteristics measured by a measuring device 300 and the recipe value of a spectacle lens, only by inputting the recipe value to an input device 500, after placing the spectacle lens on a placing device. A suction device 190 and the spectacle lens are aligned by the moving device controlled by the control signal of this arithmetic control means 600, then, and the suction rubber is automatically sucked to the suction position located on the spectacle lens.

8. 发明专利

JPH09300478A MOLDING OF OPTICS, GASKET FOR MOLDING AND SYRINGE USED FOR MOLDING OF OPTICS 失效
公开(公告)号：JPH09300478A
公开(公告)日：1997-11-25
申请号：JP12196496
申请日：1996-05-16
申请人： NIKON CORP
发明人： NAKAMURA ETSURO , TSUJII HIDEKI
IPC分类号： B29C33/10 , B29C39/24 , B29C39/28 , B29D11/00 , B29L11/00
摘要： PROBLEM TO BE SOLVED: To obtain a molding method of optics with a good workability at a time of injection and unnecessary for post-processing of deburring and the like, a gasket for molding and a syringe used for molding. SOLUTION: A liquid plastic raw material is injected from a bung hole 11 set at an upper part of a gasket for molding 10 to a cavity which is formed by two matrixes 15, 16 and the gasket for molding 10 clamped between the matrixes 15, 16 by air-venting with using a discharge orifice 12 set at an upper part of the gasket for molding 10 then an optics is molded by hardening the plastic raw material in the cavity. At injecting the plastic raw material, the liquid plastic raw material overflowed from at least one of the bung hole 11 and the discharge orifice 12 is received at a reservoir part 13.

9. 发明专利

JPH08201229A ROTARY TABLE APPARATUS 失效
公开(公告)号：JPH08201229A
公开(公告)日：1996-08-09
申请号：JP1428495
申请日：1995-01-31
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： G01N1/00 , G01M11/02
摘要： PURPOSE: To ensure smooth rotation of a rotary table body by avoiding the occurrence of a bite through one-sided butting of the rotary table body to a base body. CONSTITUTION: The apparatus is provided with a rotary table body 20 supported at a base body 23 in a rotatable fashion, at least a pair of driving gears 18, 19 to be meshed with a driven gear 20a of the rotary table body 20 on both sides via a central axis of the driven gear 20a, a driving source 1 for feeding a rotating force to the pair of the driving gears 18, 19, and a differential gear mechanism 24 disposed between the driving source and the pair of driving gears 18, 19 to transmit a torque to each of the driving gears 18, 19.

10. 发明专利

JPH08159918A APPARATUS AND METHOD FOR MEASUREMENT OF OPTICAL PERFORMANCE 失效
公开(公告)号：JPH08159918A
公开(公告)日：1996-06-21
申请号：JP30092194
申请日：1994-12-05
申请人： NIKON CORP
发明人： NAKAMURA ETSURO
IPC分类号： G01M11/02
摘要： PURPOSE: To measure the optical performance of an optical lens by setting various temperature values and various humidity values even without bringing the lens into an environmental test chamber. CONSTITUTION: The optical-performance measuring apparatus is provided with a lens 3 to be tested, an optical fiber 10 by which the lens 3 to be tested is irradiated with light via a chart 2, a thermostatic bath 9 which houses them, and a light-receiving part 4 which is arranged outside the thermostatic bath 9. The light-receiving part 4 outputs a signal according to the intensity of the radiated light.

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