175results about How to "Good sight" patented technology

A work vehicle has a boom assembly for a work implement that provides an improved sightline between the cabin and work implement. The boom assembly can be a dual function boom having a wishbone configuration with an elongated body supporting the work implement and at the other end having branch sections extending outwardly at acute angles with open space therebetween. A boom support arch can provide an elevated boom mount on which the boom can pivot about a boom pivot axis at pivots located on the branches of the boom. The boom support arch can have its own pivotal mounting connection to the work vehicle. Actuators, such as hydraulic cylinders, can be coupled to the boom and support arch to independently pivot the boom and the support arch with respect to each other and the work vehicle.

The invention relates to a solar-powered car which has an automatic adjusting function and can prevent light pollution and dazzling. The solar-powered car which has the automatic adjusting function and can prevent light pollution and dazzling comprises a car body and an electricity generation mechanism, wherein the electricity generation mechanism comprises a first photovoltaic panel, two drivingunits and two photovoltaic assemblies; the photovoltaic assemblies comprise supports and second photovoltaic panels; the car body is internally provided with a light weakening mechanism, and the lightweakening mechanism comprises a transverse rod, a sleeve ring, a lifting unit, a translation unit, a light filtering plate and two vertical plates. When the solar-powered car which has the automaticadjusting function and can prevent light pollution and dazzling runs in an urban area, through the driving units, the second photovoltaic panels are driven to rotate towards the first photovoltaic panel, so that light pollution caused by specular reflection is prevented, dazzling feelings of other car drivers are avoided, and then road traffic safety is guaranteed; moreover, through the lifting unit, the light filtering plate is driven to go down to block strong sunlight, and through the translation unit, the horizontal position of the light filtering plate is adjusted, so that a driver has agood sight line, safe driving is guaranteed, and then the practicability of the solar-powered car is improved.

A surgical guide device comprises first and second limbs pivotally connected together, with a respective guide sleeve pivotally attached to each limb. Each guide sleeve has a bore through the sleeve that can guide a drill bit or bone fixing for insertion into a fragmented bone portion. The device has an orientation mechanism adapted to change the orientation of the guide sleeves relative to the limbs as the limbs move relative to one another, so as to maintain the orientation of the guide sleeves relative to one another during pivotal movement of the limbs.

An ergonomic handle for a hand tool includes a main portion extending in a longitudinal direction between a gripping portion and a tool head supporting portion opposite the gripping portion. Both the gripping portion and the tool head supporting portion are offset at an inclination in relation to the longitudinal direction of the main portion at a compound angle including a lateral angle and a vertical angle to ensure proper alignment while improving the line of sight to the tool head. The handle is suited for a hammer system in which removable fastening means secure the tool head to the handle to permit various adjustments to be made to the tool head. A tension member is also received through the handle under tension so that the handle is pre-stressed under compression for added strength.

The invention discloses a dual-purpose machine for harvesting Chinese yam seeds. The dual-purpose machine comprises a caterpillar band chassis, wherein the front portion of the caterpillar band chassis is connected with a soil backfilling device through a first hydraulic cylinder, an operating console, a seat, an engine, a hydraulic oil tank, a second hydraulic cylinder and a slide way machine frame are sequentially installed on the caterpillar band chassis from front to rear, a displayer and a mechanical operation button assembly are installed on the operating console, a magnetic valve assembly control box is installed beside the hydraulic oil tank, the second hydraulic cylinder is connected with one end of a steel wire rope, the other end of the steel wire rope is connected with a transverse slide way through a lifting pulley, a ditching scarifier is connected to the rear portion of the slide way machine frame through the transverse slide way, and a driver or a person holding a remote controller with hand can see the distance between the ditching scarifier and Chinese yams through the displayer, then send instructions to hydraulic motors on the transverse slide way through an operation button to adjust the between the ditching scarifier and the Chinese yam and accordingly ensure that the Chinese yams are not damaged.

A vehicle-attached, task-associated excavation implement with interchangeable rotational excavation apparatuses is conceptualized in this application. The implement is similar to McGee's Tractor-Mounted Excavation Implement, but is conceptualized in a new way of combing parts or portions of the implement with vehicles currently existing in the prior art, without the need for a tractor equipped with power-take-off. This vehicle-attached implement can be supported by a variety of motorized vehicles, utilizing a variety of apparatus-powering options. An assortment of steering options could be used, and movements of the apparatuses, either with or separate from the implement, provide diverse functionality. Tasks supported by the rotational excavating apparatuses include Foundation footings, trenches, rounded ditches, shallow V-shaped ditches, landscape or garden beds, and shallow graded depressions for sidewalks or simple slabs. Excavating apparatuses have claws or cutting elements attached to surface at angles to propel soil directionally.

A method, system, and device for forward vehicular vision, permitting a user to view forward of the vehicle. The device provides the visual field forward of the vehicle and also extends the visual field to view areas, regions, and/or objects which are positioned forwardly to allow a line of sight that might otherwise be blocked by an obstruction causing a blocked angle.

The invention discloses a foreskin cutting suture instrument. The foreskin cutting suture instrument comprises a staple abutting base assembly, a suturing nail arranged in a staple cartridge, a staple cartridge sleeve, a forcing device connected with the staple cartridge sleeve, an ejector pin body arranged I the staple cartridge sleeve, and an annular blade arranged on the ejector pin body. The ejector pin body comprises an ejector pin base, a plurality of ejector pin sheets arranged on the ejector pin base, a support, and a guiding sleeve connected between the ejector pin base and the support. The staple abutting base assembly comprises a staple abutting base arranged on a glans penis sleeve. The annular blade and the ejector pin base of the ejector pin body are formed integrally by pouring. The foreskin cutting suture instrument is simple, scientific, and reasonable in structure, simple in manufacturing process, and simple and convenient in installation and use.

The invention discloses a quick mounting structure for a water faucet table board. The quick mounting structure comprises a locking inner core, a fixing core and a base, the locking inner core is a tubular component, external threads are formed in the outer wall of the locking inner core, the upper end of the locking inner core is fixedly connected with a faucet body, the lower portion of the locking inner core is connected into the fixing core in a threaded mode, the base is connected to the lower portion of the fixing core in a sleeved mode, and two or more elastic pieces on the fixing corepenetrate out of two or more windows in the base respectively. The mounting structure is arranged at the upper part of the table board; an operator does not need to enter a narrow space, sight and light are good, operation space is large, visibility is high and installation is rapid and simple, and the faucet can be installed more stably and reliably due to the fact that the faucet is installed ona table board and installed without being affected by the narrow space, the operator feels comfortable in operation posture, operation is convenient and fast, and installation efficiency is high; andthe structure is simple and economical, and good mass production and popularization conditions are achieved.

A method, system, and device for a forward vehicular vision system, permitting a driver to view forward of the vehicle. The device provides the visual field forward of the vehicle and also extends the visual field to view areas, regions, and/or objects which are forward to allow a line of sight that might otherwise be blocked by an obstruction causing a blocked angle.

A windshield protective net structure of a special vehicle is disclosed, A windshield of a special vehicle is provided with a first protective net, A side windshield is provided with a second protective net, The top of the first protective net is hinged to the special vehicle, pneumatic push rods are respectively arranged between that two end of the first protective net and the special vehicle, Afixed buckle is arranged between that bottom of the first protective net and the special vehicle, The top of the second protective net is hinged to the special vehicle, Between the bottom of the second protective net and the special vehicle, the first protective net is formed with a curved surface which is adhered to the windshield, The second protective net is formed with a curved surface conforming to the side windshield, the first protective net comprises a first outer frame and a first wire mesh formed inside the first outer frame, and the second protective net comprises a second outer frame and a second wire mesh formed inside the second outer frame. The invention has the advantages that the sight line can be improved and casualty can be reduced.

The invention relates to an auxiliary welding turnover machine for a semitrailer frame. The auxiliary welding turnover machine comprises a driving turnover table, a driven turnover table and a turnover device, wherein the driving turnover table and the driven turnover table are symmetrically arranged, and the turnover device is arranged on the driving turnover table and the driven turnover table.The turnover device comprises bearing pedestals symmetrically arranged on the driving turnover table and the driven turnover table, rotating shafts arranged on the bearing pedestals, rotating arms fixed to one ends of the rotating shafts and clamping devices arranged on the rotating arms. The driving turnover table is provided with a rotating device, the rotating device comprises a driven wheel arranged on the rotating shaft on the driving turnover table, a power device arranged on the driving turnover table and a driving wheel arranged on an output shaft of the power device, and the driven wheel is engaged with the driving wheel. The auxiliary welding turnover machine is used for welding of the semitrailer frame, workers is in a standing state in the welding process, the sight line is good, interference is small, moving is convenient, and the welding speed and welding quality can be effectively improved.

The invention relates to a five-face drilling-tapping central machine structure, the main structure of which comprises a board, a fourth shaft structure and a fifth shaft structure. The fourth shaft structure and the fifth shaft structure comprise a first servo motor, a first input shaft, a first output shaft roller, a second servo motor, a second input shaft, a support and a second output shaft roller, wherein the first input shaft can be transmitted by the first servo motor and can link the first output shaft roller to rotate by taking the B axis as a centre, meanwhile, the second servo motor can link the second input shaft which can link the second output shaft roller to rotate by taking the C axis as a centre. The five-face drilling-tapping central machine structure is safe, and has light weight, excellent piece falling property and better efficiency of processing and correcting processes.

A well repairing truck is composed of truck frame, driver cab, engine system, front, middle and back bridges, hydraulic oil tank, speed varying gear, winder, operating cab, the drive system consisting of power output unit, speed variator, primary and secondary hydraulic motors, commutation valve, hydraulic pump, power unit, winder, etc, the hydraulic system consisting of winder, primary and secondary hydraulic motors, energy accumulating pump, master control valve set, energy accumulator, hydraulic pump and power unit, and the electronic control system.

The invention relates to a method and device to support a driver of a vehicle combination and in particular a commercial vehicle combination. The vehicle combination comprises a motor tractor and at least one trailer/semi-trailer linked with the motor tractor; the motor tractor is provided with a vision displaying device; and by the use of the vision displaying device, at least one side surface vision beside the vehicle combination on the upper side in a vehicle transverse direction or behind the driver in a vehicle longitudinal direction. According to the invention, with the image detection device, especially a camera, turning visions behind the motor tractor, and limited by the side surface vision and the trailer/semi-trailer in a lateral way can be at least partially detected when the vehicle combination turns in a direction opposite to the side surface vision; the image detection device can transmits data and is linked with a screen, so the detected turning vision can be displayed to the diver via the screen.

The invention relates to support machinery of a mechanized excavation roadway roof of a coal mine, in particular to an onboard temporary support machine, which solves the problems of advance support distance, supporting capacity, support area, incapability of guaranteeing good sight in an operation process and the like. The support machine is arranged on a cutting unit of a tunneling machine, wherein a front vertical lifting supporting device and a rear vertical lifting supporting device are arranged between the cutting unit and a single-layer support frame; the single-layer support frame has a single-layer main and secondary frame beam expanded structure; the left end and the right end of a telescopic supporting beam on the side of the single-layer support frame body are hinged with two lateral canopies respectively; two front telescopic beams are arranged between the two lateral canopies in parallel; the front end of an outer cylinder of the front telescopic beam is connected with an inner cambered bearing steel plate; the outer cylinder of the front telescopic beam is connected with a lateral telescopic supporting beam; the front end of an inner cylinder of the front telescopic beam is connected with a front canopy; the rear end of the inner cylinder of the front telescopic beam is connected with a connecting rod; and the other end of the connecting rod is hinged with front lug plates of the lateral canopies. According to the support machine, a front vertical lifting supporting technology is adopted, and the technical requirement of advance support is realized.

The invention relates to an under-pressure self-moving excavation and support unit and an under-pressure self-moving method. The excavation and support unit comprises a supporting part, a tunneling part and a connecting part; and the supporting part is connected with the tunneling part by the connecting part. The supporting part comprises a top beam crossed sliding block, an under-pressure moving oil cylinder, a metal netting fixing frame and a base; at least two jumbolters, a hydraulic power system and an electric control system are installed on the base. The tunneling part comprises a shovel plate, a cutting stable oil cylinder, a front machine frame and a rear machine frame. A pin shaft fixed on a top beam can slide in a crossed sliding hole; and the under-pressure moving of the top beam can be realized under the promotion of the under-pressure moving oil cylinder. A top plate is not repeatedly supported during the moving process of the excavation and support unit, so that the surrounding rocks of a tunnel keep stable. During the under-pressure moving process of the top beam, the metal net roll hung at the tail end of the top beam can be automatically paved on the top plate of the tunnel. After the excavation and support unit moves to the proper position, the tunneling and rock bolting can operate in parallel so as to achieve the purposes of carrying out quick tunneling, reducing labor intensity and ensuring the safe production.