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| Number | Title | Issue Date |
| 7061675 | Coarse and fine drives for a monocular A focusing optic can be axially displaced along the optical axis in a housing with the aid of coarse and fine drives. The coarse drive includes a coarse belt drive by which the coarse drive and the focusing optic cooperate actively with one another and the fine belt... | 06/13/2006 |
| 5793526 | Gear unit for focusing microscopes A gear unit (1) for focusing microscopes and having coarse adjustment, fine adjustment and extra-fine adjustment is described, in which, for the purpose of focusing, the object stage (5) is moved via a toothed gear (6). Coaxially arranged control knobs (7... | 08/11/1998 |
| 4919001 | Coarse/fine adjustment coaxial handle for feeding microscope stage The coarse/fine adjustment coaxial handle for feeding microscope stage comprises a feed screw shaft, a tubular member rotatably fitted over the feed screw shaft and equipped with a disc plate fixed thereto, a fine adjustment handle rotatably fitted over t... | 04/24/1990 |
| 4616517 | Monoaxial coarse-fine adjusting mechanism for optical instruments, such as microscopes A monoaxial coarse-fine adjusting apparatus for optical instruments has a pair of friction wheels whose peripheries are in engagement with the fine adjusting shaft. The axles to which the friction wheels are mounted are received in slots formed in the coa... | 10/14/1986 |
| 4326430 | Indication element driving device An indication element driving device is incorporated within a tuning apparatus. The driving device comprises a casing of a substantially cylindrical shape with both end faces covered, a driving shaft is rotatably supported passing through the covered end ... | 04/27/1982 |
| 4173902 | Single-axis coarse and fine adjustment device provided with medium adjustment A single-axis coarse and fine adjustment device for driving a carriage comprises a pinion shaft rotatably supported by stationary support means and having a pinion meshing with a rack provided on the carriage, a connecting shaft rotatably supported with t... | 11/13/1979 |
| 4083256 | Single-axis coarse and fine adjustment device provided with medium adjustment A single-axis coarse and fine adjustment device for driving a carriage comprises a pinion shaft rotatably supported by stationary support means and having a pinion meshing with a rack provided on the carriage, a connecting shaft rotatably supported with t... | 04/11/1978 |
| 3958463 | Adjustable cam actuated switch mechanism Adjustable cam actuated switch mechanism of the type in which the switch is operated by a rotating cam means on a timing shaft. The cam means includes a cam plate that is rotatable relative to the timing shaft and the cam plate is adjustably connected to ... | 05/25/1976 |
| 3951001 | Vernier drive mechanism This invention relates to a vernier drive mechanism, in which a vernier shaft always being subjected to the elasticity of a coil spring is put into a hollow part of a main shaft in a freely rotatable manner, a housing is put outside the main shaft also in... | 04/20/1976 |
| 3931743 | Compact speed reduction mechanism for a uhf indicator dial A compact speed reduction mechanism for driving a tuning indicator dial of a UHF television tuner or the like includes a harmonic drive unit having a rigid fixed spline and a movable flexible spline member. The indicator dial is mechanically coupled to th... | 01/13/1976 |
