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    • 3. 发明公开
    • IMPROVED SCREW AND NUT MACHINE
    • 具有改进的螺丝和螺栓机。
    • EP0489115A1
    • 1992-06-10
    • EP90914279.0
    • 1990-08-16
    • CONSULIER ENGINEERING, INC.
    • SHAFFER, James, E.
    • F16H25
    • F16H25/2233Y10T74/19786
    • Une machine à vis et à écrou à billes comportant une pluralité de chemins plans (22, 52, 68 ou 102) de billes (18 ou 114), agencés autour de la surface intérieure d'un écrou (14, 62, 66 ou 104). Chaque chemin (22, 52, 68 ou 102) est façonné pour s'adapter autour d'une section transversale plane de la vis (16, 36, 64 ou 100), et une pluralité de chemins (22, 52, 68 ou 102) sont orientés chacun à des angles différents par rapport aux autres chemins (22, 52, 68 ou 102), et sont espacés à une fraction de pas, du pas de filetage de la vis. Un support (20, 92 ou 94) placé entre l'écroi (14, 62, 66 ou 104) et la vis (16, 36, 64 ou 100), maintient les billes (18 ou 114) séparées les unes des autres. De plus, une technique de conception de la forme du chemin (102) pour une forme de filet (98) donnée, consiste à déterminer le point tangentiel de chaque bille (114) le long du filet (98). La pluralité de chemins (102) peut être divisée en groupes (102A à 102D et 102E à 102H) ayant un sens oblique d'entraînement avant et d'entraînement arrière, et on peut rendre le chemin (102) plus grand que les billes (114) afin de réduire l'usure au niveau du sommet (106) du filet.
    • 4. 发明公开
    • Stepper motor
    • Schrittmotor
    • EP0746085A1
    • 1996-12-04
    • EP95303665.4
    • 1995-05-30
    • CONSULIER ENGINEERING, INC.
    • Elliot, Hubert A.
    • H02K41/06
    • H02K3/18H02K1/141H02K1/146H02K41/06
    • A stepper motor (10 or 80) includes a stator (12) with magnetic poles (54) extending radially outward from a central core (56) to form segments of an outer stator surface, an armature ring (48) fitting loosely over the stator, and a rotor (14) with a drive plate (36) rotationally driven by rollers (52) extending from the armature ring into apertures in the drive plate. Current is applied, according to a sequence, through coils (58) surrounding each magnetic pole, so that the armature ring, being sequentially attracted to adjacent magnetic poles, moves around the stator with a modified orbital motion. This modified orbital motion is a combination of an orbital motion in which the ring is translated around a circular path, and a rotational motion. The stepper motor may also include a stationary cam plate (82) with a number of peripheral notches (86), into which the rollers (52) are moved individually by the orbital motion.
    • 步进马达(10或80)包括定子(12),其具有从中心芯(56)径向向外延伸以形成外定子表面的段的磁极(54),松动地配合在定子上的电枢环 ,以及具有驱动板(36)的转子(14),所述驱动板(36)由从所述电枢环延伸到所述驱动板中的孔的辊(52)旋转驱动。 根据顺序,通过围绕每个磁极的线圈(58)施加电流,使得被顺序地吸引到相邻磁极的电枢环以修改的轨道运动绕定子移动。 该修改的轨道运动是轨道运动的组合,其中环围绕圆形路径平移和旋转运动。 步进电机还可以包括具有多个周边凹口(86)的固定凸轮板(82),滚子(52)通过轨道运动分别移动到该固定凸轮板(82)中。
    • 6. 发明授权
    • Wide angle viewing system
    • 广角观察系统
    • US5044738A
    • 1991-09-03
    • US448645
    • 1989-12-11
    • James E. Shaffer
    • James E. Shaffer
    • G02B23/08G02B23/16G02B26/10
    • G02B26/10G02B23/08G02B23/16
    • An optical system for scanning a wide angle conical field of regard through a small aperture and with a narrow field of view device includes a first optical offsetting device rotated about a first axis coincident to the axis of the conical field of regard. The first offsetting optical device receives light along a second optical axis which at a certain acute angle with respect to the first axis. A second optical offsetting device is positioned at the output side of the first device and is rotated about the second axis. The second offsetting device also receives light along a third optical axis, which is at the certain angle with respect to the second axis. The first, second and third axes intersect in front of the system in the narrow aperture through which the viewing takes place. By rotating each of the two optical offsetting devices, an entire area having a field of regard of twice the certain angle from the viewing aperture may be mapped.
    • 用于通过小孔径和窄视场装置扫描广角锥形场的光学系统包括围绕与锥形场的轴线重合的第一轴线旋转的第一光学偏移装置。 第一偏移光学装置沿着相对于第一轴线以一定锐角的第二光轴接收光。 第二光学偏移装置位于第一装置的输出侧并且围绕第二轴线旋转。 第二偏移装置还沿着相对于第二轴线成一定角度的第三光轴接收光。 第一轴,第二轴和第三轴在系统的前方相交,在窄孔中进行观察。 通过旋转两个光学偏移装置中的每一个,可以映射具有与观察孔的两倍一定角度的场的整个区域。
    • 7. 发明授权
    • Winch apparatus
    • 绞车设备
    • US5018708A
    • 1991-05-28
    • US484115
    • 1990-02-23
    • James E. Shaffer
    • James E. Shaffer
    • B66D3/00
    • B66D3/00
    • A winch suitable for construction in a pocket-sized version for lightweight winching operations has a rotatable spool assembly slidingly received between horizontal guide rails of a cage having oppositely disposed vertical sideplates joined by upper and lower dowels. A load-carrying strap is wrapped around a drum of the spool, with upper and lower strap ends respectively passing tangentially off the drum around opposite sides of the upper and lower dowels. An intermediate point of the strap wraps around a third dowel joining the spool flanges at an interval from the drum, so that as the spool is rotated the strap will be double-wrapped about the drum to shorten the distance between its ends. Compact construction is provided by an internal wave gear speed reduction mechanism that enables rotation of the spool drum at a speed less than rotation of a central drive shaft. The shaft has a square bore to be turned by passing a sprocket wrench driver through aligned bores of the cage sideplates. The sideplate bores have straight sides to prevent turning the driver when the spool is off center.
    • 适合用于轻型绞盘操作的袖珍型的结构的绞盘具有可旋转的卷轴组件,其滑动地容纳在具有由上下销钉连接的相对设置的垂直侧板的保持架的水平导轨之间。 承载带缠绕在卷轴的滚筒周围,上带和下带分别在上下销钉的相对侧分别穿过滚筒。 带的中间点围绕第三定位销缠绕,该第三定位销以与滚筒一定间隔的方式接合卷轴法兰,使得当卷轴旋转时,带将围绕滚筒双重卷绕以缩短其端部之间的距离。 内部波速减速机构提供紧凑的结构,该机构能够以小于中心驱动轴的旋转速度旋转卷轴滚筒。 该轴具有通过将链轮扳手驱动器通过保持架侧板的对准的孔转动的方孔。 侧板孔具有直边,以防止当阀芯偏离中心时转动驱动器。
    • 8. 发明授权
    • Stepper motor
    • 步进电机
    • US5448117A
    • 1995-09-05
    • US022457
    • 1993-02-25
    • Hubert A. Elliott
    • Hubert A. Elliott
    • H02K1/14H02K3/18H02K41/06H02K37/06H02K7/075
    • H02K3/18H02K1/141H02K1/146H02K41/06
    • A stepper motor includes a stator with magnetic poles extending radially outward from a central core to form segments of an outer stator surface, an armature ring fitting loosely over the stator, and a rotor with a drive plate rotationally driven by rollers extending from the armature ring into apertures in the drive plate. Current is supplied, according to a sequence, through coils surrounding each magnetic pole, so that the armature ring, being sequentially attracted to adjacent magnetic poles, moves around the stator with a modified orbital motion including an orbital motion, in which the ring is translated around a circular path, and a rotational motion. The stepper motor may also include a stationary cam plate with a number of peripheral notches, into which the rollers are moved individually by the orbital motion.
    • 步进电机包括具有从中心芯径向向外延伸以形成外定子表面的段的磁极的定子,松动地配合在定子上的电枢环和具有由电枢环延伸的辊旋转驱动的驱动板的转子 驱动板中的孔。 根据顺序,通过围绕每个磁极的线圈提供电流,使得顺序地被吸引到相邻磁极的电枢环以具有轨道运动的修改的轨道运动围绕定子运动,其中环被翻转 围绕圆形路径和旋转运动。 步进电动机还可以包括具有多个周边凹口的固定凸轮板,滚子通过轨道运动分别移动到该固定凸轮板中。
    • 9. 发明授权
    • Winch apparatus
    • 绞车设备
    • US5141206A
    • 1992-08-25
    • US705635
    • 1991-05-28
    • James E. Shaffer
    • James E. Shaffer
    • B66D3/00
    • B66D3/00
    • A winch suitable for construction in a pocket-sized version for lightweight winching operations has a rotatable spool assembly slidingly received between horizontal guide rails of a cage having oppositely disposed vertical sideplates joined by upper and lower dowels. A load-carrying strap is wrapped around a drum of the spool, with upper and lower strap ends respectively passing tangentially off the drum around opposite sides of the upper and lower dowels. An intermediate point of the strap wraps around a third dowel joining the spool flanges at an interval from the drum, so that as the spool is rotated the strap will be double-wrapped about the drum to shorten the distance between its ends. Compact construction is provided by an internal wave gear speed reduction mechanism that enables rotation of the spool drum at a speed less than rotation of a central drive shaft. The shaft has a square bore to be turned by passing a sprocket wrench driver through aligned bores of the cage sideplates. The sideplate bores have straight sides to prevent turning the driver when the spool is off center.
    • 适合用于轻型绞盘操作的袖珍型的结构的绞盘具有可旋转的卷轴组件,其滑动地容纳在具有由上下销钉连接的相对设置的垂直侧板的保持架的水平导轨之间。 承载带缠绕在卷轴的滚筒周围,上带和下带分别在上下销钉的相对侧分别穿过滚筒。 带的中间点围绕第三定位销缠绕,该第三定位销以与滚筒一定间隔的方式接合卷轴法兰,使得当卷轴旋转时,带将围绕滚筒双重卷绕以缩短其端部之间的距离。 内部波速减速机构提供紧凑的结构,该机构能够以小于中心驱动轴的旋转速度旋转卷轴滚筒。 该轴具有通过将链轮扳手驱动器通过保持架侧板的对准的孔转动的方孔。 侧板孔具有直边,以防止当阀芯偏离中心时转动驱动器。