75results about "Instrumental components" patented technology

A kit of parts for use in demountably configuring a variety of structural assemblies. A kit may comprise a plurality of cylindrical structural components configured for engagement with various types of male connector components along the sides or at the ends of the cylindrical structural components, there provided for demountable engagement of a female-end socket component at the end of another cylindrical structural component. The kit may additionally comprise components for one or more of roller carriage assemblies and / or one or more of sliding carriage assemblies configured for rolling or sliding movement along rail assemblies comprising a plurality of cylindrical, square, rectangular, or octagonal track components. The rail assemblies may be supported by bases comprising the cylindrical structural components and other components such as weight components, as well as threaded foot components or threaded caster components on which the rail assemblies can be adjustably levelled.

To provide a table device which can be made compact.SOLUTION: The table device includes a base portion, a first / second linear motion mechanism, a first / second support portion, a table portion rotatably supported with respect to the second support portion, a third / fourth / fifth linear motion mechanism, a first / second / third drive unit, and a first slide-side arc-shaped surface, A second swing mechanism and a third slide-side arc-shaped surface that include a second slide-side arc-shaped surface attached to the fourth slider, a second guide-side arc-shaped surface along the second slide-side arc-shaped surface, and a second guide portion attached to the second moving portion, and guide a swing motion of the table portion, a second swing mechanism and a third slide-side arc-shaped surface that include a second slide-side arc-shaped surface attached to the fourth slider, a second guide-side arc-shaped surface along the second slide-side arc-shaped surface, and a second guide portion attached to the second moving portion, and guide a swing motion of the table portion, and a third rocking mechanism having a third sliding part attached to the fifth slider and a third guide side circular arc surface along the third sliding side circular arc surface, including a third guide part attached to the third moving part, and guiding the rocking motion of the table part.SELECTED DRAWING: Figure 1

The present invention describes a gate for loading and unloading a sample receiving element into and out of a mass spectrometer. In addition, a holder for a sample receiving element is described. Furthermore, a kit is described, comprising a holder for a sample-receiving element and a sample-receiving element that can be held by the holder. In addition, a mass spectrometer, in particular a MALDI-TOF mass spectrometer, is also described.

Conventional adjustment devices required the combination of multiple devices to achieve six degrees of freedom of adjustment. [Solution] The adjustment device includes a base 1, a Z-axis adjustment unit 2, an X-axis adjustment unit 3, a Y-axis adjustment unit 4, and a multi-dimensional adjustment unit 5 stacked from bottom to top, the incident end of the lens barrel assembly being rotatably connected to the multi-dimensional adjustment unit, the X-axis adjustment unit being movably connected to the Z-axis adjustment unit, the X-axis adjustment unit being configured to adjust the position of the lens barrel assembly in the X-axis direction, the Y-axis adjustment unit being configured to adjust the position in the Y-axis direction, the Z-axis adjustment unit being movably connected to the base, the Z-axis adjustment unit being configured to adjust the position of the lens barrel assembly in the Z-axis direction, and the multi-dimensional adjustment unit being configured to rotate the lens barrel assembly around the X-axis and / or the Y-axis, and / or adjust the position of the lens barrel assembly in the Z-axis direction.

An alternative, more precise positioning manipulator is desired. [Solution] The parallel positioning manipulator includes a retainer, a base plate, and a plurality of translational joint actuators. Each actuator includes an actuator joint having 5 degrees of freedom (DOF) on either the base plate or the retainer. When one or more of the actuators extend or retract, the pivot points or 5DOF actuator joints of the remaining actuators are made to move in the direction of any axis other than the primary operating axis of the actuator.

The application relates to the technical field of precision adjusting mechanisms, and particularly provides a four-direction floating precision adjusting mechanism which comprises a base, the inside of the base is hollow, a connecting disc is arranged in the base, the connecting disc is connected with a mounting disc, the mounting disc is located above the base, a first adjusting disc and a second adjusting disc are arranged at the lower end of the connecting plate, an adjusting cylinder is coaxially arranged in the base, a damping disc is rotationally arranged at the bottom of the adjusting cylinder, a triangular groove is arranged at the center of the damping disc, a convex part on the first adjusting disc is slidably abutted in the triangular groove, when a new batch of parts is replaced and the first part is installed, the first adjusting disc and the second adjusting disc have positions different from the moving direction of the last batch of parts, so that the damping disc is rotated by a large amplitude, when the same batch of parts is subsequently assembled, the parts are not adjusted by a large amplitude, the overall wear degree of the parts is reduced, and the assembly efficiency is improved.

The application relates to an electromagnetic direct-drive six-freedom-degree decoupling flexible nano-positioning platform, which comprises a bottom plate (1), a moving platform (2) located above the bottom plate (1), and a plurality of horizontal motion branches and a plurality of vertical motion branches located between the bottom plate (1) and the moving platform (2). Compared with the prior art, the application has eight motion branches in parallel, four horizontal distributed motion branches drive the moving platform to generate front-back, left-right movement and rotation on a horizontal plane, and four vertical motion branches drive the moving platform to generate vertical movement, pitching rotation and left-right swing. In addition, flexible spherical hinges are added at the ends of the motion branches as decoupling devices to reduce the coupling in the input-output and each freedom direction.

A tilt and continuous rotation stage including: a central shaft (101) defining a main axis (111) of rotation for the stage; a bearing hub (102) rotatable about the central shaft; a top plate (104); a pair of ball bearings (103), mounted to the bearing hub, defining a tilt axis (112) for the top plate (104); a preload element (113) configured to cause the top plate to press against the pair of ball bearings; a pair of ball transfer units (106) mounted on the bottom surface of the top plate (104); a rotatable wedge ring (105) mounted concentrically to the bearing hub (102), the wedge ring (105) having a top surface inclined at an angle relative to the top plate and providing a running surface for the pair of ball transfer units (106); a first actuator configured to rotate the bearing hub about the main axis; and a second actuator configured to rotate the wedge ring about the main axis (111).

An apparatus, system and method for providing a two stage system for manufacturing of glasses including an eye frame and two lenses. Included are a base stage including base slides; an upper sled stage including a platen for receiving the eye frame, at least one pivot pin and pin socket, and upper slides suitable to mate with the base slides to enable the upper slides to slide along the base slides to thereby impart lateral movement of the upper sled stage along the base stage; at least two stops along distal ends of the upper slides, wherein the lateral movement of the upper sled stage ceases upon reaching a first one of the at least two stops; and an air cylinder that imparts the lateral movement and which, upon continued application of air pressure at the air cylinder at the cessation of the lateral movement, effects a pitching of the upper stage sled about the pivot pin until a pitch stop one of the at least two stops is reached.

The invention relates to a holding device (1) for holding a flat element (2), wherein the flat element (2) can be detachably fastened to support points (32) of a support body (3) of the holding device via one of its two main surfaces (22, 24), which is a contact surface (26), and wherein at least one actuator (4) and at least one measuring element (52) of a measuring system (5) are arranged on the support body, and the at least one actuator is configured to exert a force on the contact surface of a flat element detachably fastened to the holding device, thereby locally deforming the flat element in the area of ​​a contact point (6) between the actuator and the contact surface, and the at least one measuring element is configured toThe change in distance (A) between the contact surface of the flat element in the immediate vicinity of the contact point and a reference surface of the measuring element caused by local deformation is to be determined without contact by direct measurement against the contact surface.

The invention relates to a manipulable platform for mounting a camera on a vacuum housing, as well as a mask inspection device and a method for adjusting a mask inspection device. A manipulable platform according to the invention comprises a first assembly (110, 210, 310) which provides a first adjustment mechanism for tilting the platform, wherein the first assembly (110, 210, 310) has a first double wedge arrangement consisting of two wedge-shaped ring disks (111, 112, 211, 212, 311, 312) which are rotatably mounted on one another about a predetermined axis via a first ball bearing (115, 215, 315).

The application discloses an automatic centering device, comprising a driver, a transmission unit connected with the power output end of the driver, a first centering unit fixedly connected with the transmission unit, a second centering unit fixedly connected with the transmission unit, a third centering unit connected with the first centering unit, and a fourth centering unit connected with the second centering unit, wherein the first centering unit and the second centering unit are oppositely arranged, and the third centering unit and the fourth centering unit are oppositely arranged. According to the application, the centering operation of a workpiece in two different directions is realized by a single driver, the result is simple, easy to operate, and good in stability, the cost can be effectively reduced, and the device is convenient to integrate and flexible to adapt while the function is ensured.

The present invention is a table tilting device (3). The table tilting device (3) is provided with: a table member; a fulcrum part (10) that supports the table member via a spherical bearing (12); a first drive device (20) that rotates the table member around a roll axis (r) about the fulcrum part (10); and a second drive device (30) that rotates the table member around a pitch axis (p) about the fulcrum part (10). The fulcrum part (10), the first drive device (20), and the second drive device (30) are disposed on the roll axis (r).

The application discloses a spatial over-constrained compliant positioning platform with three-dimensional parasitic compensation, which comprises a workbench, active modules arranged on four sides and a bottom of the workbench, wherein the active modules are arranged at the center positions of each face, the upper part of each active module is connected with the first end of two first prismatic structures through two first gap type flexible hinges, the lower part of each active module is connected with the first end of two second prismatic structures through two second gap type flexible hinges, four connecting rods are extended from the four corners of the sides of the workbench, each connecting rod is connected with the second end of a third prismatic structure through a third gap type flexible hinge, and the second end of the first, second and third prismatic structures located on the same side or the outside of the bottom is connected with the same parasitic compensation module through a fourth gap type flexible hinge.

The ease of optical axis alignment is improved when a light curtain is attached to a mounting tool. The mounting tool is a component for attaching a light curtain housing to a base, with the housing forming a plurality of optical axes along a longitudinal direction. The housing includes a side wall section that is essentially parallel to the optical axes in cross-sectional view and orthogonal to the longitudinal direction.The fastening tool comprises a base part that is attached to the base and receives the housing from a front side, a temporary fastening part that temporarily secures the housing to the base part by elastic support, and a complete fastening element that fully fixes a rotational position of the housing about an axis and an upper-lower position in the longitudinal direction by pressing the housing in a state where it is temporarily attached to the base part. The base part includes rotation limiting elements that bear against the side wall section of the housing to restrict the rotation of the housing about the axis within a confined range in a state where the housing is temporarily attached to the base part.

To provide an accurate positioning manipulator as an alternative to a hexapod.SOLUTION: A multi-axis positioning stage or positioner includes a top plate 104 that is supported and operated by a plurality of prismatic joint actuators. Each actuator includes an actuator joint with four or five degrees of freedom (DOF) with the top plate 104. When one or more of the actuators extend or retract, the point of rotation of the remaining actuators, or the four or five DOF actuator joints, can shift to move the top plate 104. The actuators can be positioned between the top plate and at least one base plate 102 or base structure and secured thereto.SELECTED DRAWING: Figure 3

The invention provides a manual micro-nano positioning platform capable of being locked at the tail end, and belongs to the technical field of micro-nano positioning, the manual micro-nano positioning platform comprises a device shell mechanism, a sealing cover is arranged at the top of the device shell mechanism, and a carrying platform mechanism is arranged at the top of the sealing cover. According to the manual micro-nano positioning platform capable of being locked at the tail end, a novel guide mechanism suitable for a coarse-fine integrated platform is provided, a sliding block, a guide rail and a sliding block framework are adopted, double-layer balls in the guide rail and the sliding block have higher precision, better bearing capacity and lower friction resistance, and a double-layer flexible scaling mechanism is adopted, so that the stability of the platform is improved. Two micrometer heads are used for respectively controlling, the lower layer is used for amplifying and outputting input displacement, the upper layer is used for reducing and outputting the input displacement, a wide-range and high-precision positioning function is achieved, three adjusting states of coarse adjustment, fine adjustment and locking can be achieved in cooperation with a control circuit, good operation convenience is achieved, and the stability and the anti-interference capacity of the platform are remarkably improved.

We provide cooling technology to reduce the failure rate of equipment and enable long-term operation. [Solution] The computer system consists of a plurality of components, a cooling device for cooling the plurality of components, and a control device for controlling the cooling device. The control device sets either a first control method that controls the cooling device based on the relationship between the temperature of the components and a first threshold, or a second control method that manages the operating time of the plurality of components and, when it detects the replacement of a component, controls the cooling device based on a cooling priority representing the degree of cooling of the plurality of components.

The invention discloses an ultrahigh vacuum compatible high-precision nano-radian rotary table and a nano-radian angle output method, and belongs to the technical field of precision adjusting equipment. The rotary table is composed of an adapter base assembly, a driving assembly, a displacement transmission assembly and an angle output adapter hinge, the driving assembly and the displacement transmission assembly serve as the core, the nanometer displacement proportion of the piezoelectric actuator is scaled through the displacement driving hinge, the driving force is amplified, and after precise force transmission of the displacement transmission assembly, the angle output adapter hinge is driven to rotate. And the angle output transfer hinge is used for completing the conversion from linear displacement to a nano-radian corner. The rotary table is made of a titanium alloy material to adapt to an ultrahigh vacuum environment, overall power-off self-locking is achieved in combination with a piezoelectric actuator, the minimum corner step length of 10 nrad and the corner stroke of 200 mu rad can be achieved under the load of 5 kg, the problems that an existing rotary table is poor in load, free of self-locking, not matched in vacuum and low in corner precision are solved, the structure is high in rigidity and stability, and closed-loop control can be achieved.

Aeronautical measuring instrument and associated manufacturing method. The present invention relates to an aeronautical measuring instrument (10) comprising a body (22) and a heating element (40), the body (22) defining a region of interest (25) intended to be exposed to aerodynamic flows. The instrument (10) is characterized in that the heating element (40) is encapsulated in the body (22) and configured to heat the region of interest (25). Figure for the abstract: Figure 1

This actuator 3 comprises: a fixed part 5; a movable part 6; a drive part that drives the movable part 6 along a drive direction relative to the fixed part 5; a gas guide part 52 that supplies a guide gas GG between an inner peripheral surface of the fixed part 5 and an outer peripheral surface of the movable part 6 opposing each other on an outer peripheral side with respect to the drive part, and guides the movable part 6 along the drive direction relative to the fixed part 5; and a load support part 56 that supplies a support gas SG between an upper surface 55 of the fixed part 5 and a lower surface 64 of the movable part 6 opposing each other, and supports a load from the movable part 6. A load support surface of the movable part 6 where the movable part is supported by the load support part 56 extends to both the outer peripheral side and the inner peripheral side of the drive part. The load support surface of the movable part 6 where the movable part is supported by the load support part 56 extends above the drive part.

The present invention relates to a device (100) for positioning a sensor (201). The invention further relates to a measuring system comprising such a device (100).

This invention discloses a roadbed survey unit, detection system, and analysis method for addressing road hazards. The unit includes a survey box with a settlement detection mechanism inside for detecting roadbed settlement depth. A horizontal adjustment unit is located diagonally at the bottom of the survey box. The settlement detection mechanism includes a detection plate, the top of which is driven downwards by a pneumatic component. This invention relates to the field of road surveying technology. This roadbed survey unit, detection system, and analysis method for addressing road hazards, by incorporating a settlement detection mechanism, utilizes a pneumatic component to move the detection plate vertically downwards. The moving plate moves synchronously through the pulling of a traction rope and the cooperation of a support component. This not only enables subsequent roadbed settlement detection but also improves the accuracy and efficiency of the detection process by cleaning the test surface with a sweeping plate before settlement detection.

Rotation mechanisms for rotating a payload in two, first and second degrees of freedom (DOF), comprising a static base, a first rotation arm coupled mechanically to the static base through a first rotation joint and used for rotating the payload relative to the static base around a first rotation axis that passes through the first rotation joint, a second rotation arm coupled mechanically to the static base through a second rotation joint and used for rotating the payload relative to the static base around a second rotation axis that passes through the second rotation joint, and a follower member rigidly coupled to the payload and arranged to keep a constant distance from the second rotation arm, wherein the rotation of the first arm rotates the payload around the first DOF and the rotation of the second arm rotate the payload around the second DOF.

To provide a table tilting device capable of rotating an object around a roll axis and a pitch axis with a compact device configuration.SOLUTION: The table-tilting device 3 includes the table member, the fulcrum portion 10 that supports the table member via the spherical bearing 12, the first driver 20 that rotates the table member about the roll axis r around the fulcrum portion 10, and the second driver 30 that rotates the table member about the pitch axis p around the fulcrum portion 10, and the fulcrum portion 10, the first driver 20, and the second driver 30 are disposed on the roll axis r.SELECTED DRAWING: Figure 4

A transfer chamber for introducing and ejecting a sample receiving element into a mass spectrometer is described. A mass spectrometer, specifically a MALDI-TOF mass spectrometer, is also described.