16 results about "Closed state" patented technology

The invention relates to a folding type display apparatus and electric equipment. The folding type display apparatus comprises a flexible display section, and a plurality of housings, which includes a first housing having a space formed therein, and second and third housings bendably connected to both ends of the first housing. The display section is fixed to the second and third housings, and in a closed state of the second and third housings, a folding portion of the display section is housed in the space formed by the first housing, while in an open state of the second and third housings away from each other, the display section becomes flat, and the first housing functions as a leg protruding from flat surfaces of the second and third housings, so that the second and third housings are fixed to each other and the folding portion of the display section is supported, by a holding member for connecting these housings.

The invention discloses a multi-station hinging and supporting mechanism which comprises a support, wherein a rotating bracket and a hanging hook are respectively hinged to the support, mutually clamped structures are arranged at the end parts of the rotating bracket and the hanging hook, the hanging hook is provided with a spring for resetting, the rotating bracket is clamped with the hanging hook in a supporting manner when opened, the support is further provided with a hinged cam, the rotating bracket is provided with a poking pin used for poking the cam, a driven body is arranged on the hanging hook, and the cam is used for supporting the driven body to separate the hanging hook from the rotating bracket. The multi-station hinging and supporting mechanism in the technical scheme can enable a door body of equipment like a hardening and tempering device to be in any free states such as an open state, a closed state, a maintaining state and an unlocking state, the switching is free, the structure is simple, the operation is convenient, and convenience is brought to the maintenance of the equipment.

An image reading apparatus includes a lower structure; a first body that is provided in a pivotal manner with respect to the lower structure, the first body opening and closing an upper portion of the lower structure by pivotal movement; a second body that is provided in a pivotal manner with respect to the first body, the second body opening and closing, by pivotal movement, an upper portion of the first body; a first angle restricting section that restricts a maximum opening angle of the second body with respect to the first body to a first angle when the first body is in a closed state; and a second angle restricting section that restricts a maximum opening angle of the second body with respect to the first to a second angle that is smaller than the first angle when the first body is in an open state.

The invention relates to a freezing gun for puncture type cryotherapy. The freezing gun comprises a shell, a hydraulic transmission mechanism, a liquid storage container, a button and a plurality of freezing heads. One end of the hydraulic transmission mechanism is connected with the button, and the other end of the hydraulic transmission mechanism is connected with the liquid storage container; by pressing the button, the thrust of a syringe needle on the liquid storage container is effectively increased, and stable puncture is achieved. The freezing heads are installed at the front end of the liquid storage container and used for installing the syringe needle, and a liquid conduction device is arranged at the end, provided with the syringe needle, of the corresponding freezing head. After the syringe needle is installed, the interior of the corresponding freezing head is in a conduction state, and low-temperature liquid in the liquid storage container flows into the syringe needle through the corresponding freezing head. When the syringe needle is not mounted, the interiors of the freezing heads are in a closed state. The freezing gun is suitable for cryotherapy or injection of large-area irregular-shaped lesion areas, and the number and position of freezing needles can be adjusted according to the shapes and sizes of the areas, so that cryotherapy is more precise and more efficient, and meanwhile the doctor-patient experience is effectively improved.

The invention discloses a pretreatment device for wastewater reuse. The device comprises a shell, wherein a water inlet is formed at the upper end of the shell; a water draining pipe is arranged at the lower end of the shell; a reflux device is arranged on the water draining pipe; a second filtering film is arranged in the water draining pipe; a motor and a control switch are arranged on the upper surface of the shell; the motor is electrically connected with the control switch. The pretreatment device for wastewater reuse firstly treats the wastewater in the manner of multi-level filtering, can save time for the subsequent wastewater treatment and can prolong the service life of the related device in the subsequent treatment link; a sewage draining port which is capable of being manually opened and closed is formed on the device; the sewage draining port is under a closed state in a filtering process, so that the sewage can be more sufficiently filtered; the sludge in the sewage can be discharged after the filtering is ended, so that the preparation for the filtering at the next time can be made; a stirring device is arranged for continuously stirring the wastewater in a filtering process, preventing wastewater lamination and blocking, so that the filtering efficiency is increased; the reflux device is arranged for further increasing the efficiency of wastewater treatment.

The invention relates to the technical field of truck manufacturing, in particular to an integrated bracket for a storage battery and an air-storage cylinder, an automobile chassis and an automobile. The integrated bracket for the storage battery and the air-storage cylinder, the automobile chassis and the automobile aim at solving the problem of inconvenient use in the prior art. The integrated bracket for the storage battery and the air-storage cylinder comprises a storage battery bracket and an air-storage cylinder bracket; the air-storage cylinder bracket is arranged at the bottom of the storage battery bracket, and the air-storage cylinder bracket is configured to be connected with the side face of a frame rail; the storage battery bracket is provided with a first accommodation space which is defined by a bottom plate and a first side plate and a second side plate which stretch upwardly from two opposite edges of the bottom plate; and the air-storage cylinder bracket comprises a hanging bracket and a hanging bracket connection piece, and both ends of the hanging bracket connection piece have a closed state for closing to form a second accommodation space and an open state for keeping away from each other. The invention further provides the automobile chassis comprising the integrated bracket for the storage battery and the air-storage cylinder, and the automobile comprising the automobile chassis.

The invention discloses a positive-pressure liquid stopping clamp. The positive-pressure liquid stopping clamp comprises a sliding block and a body. The sliding block is installed on the body, the bottom of the sliding block is connected with a liquid stopping rod, the liquid stopping rod is put into a cavity of the body, an infusion table and a liquid stopping table are arranged at the bottom of the body, the infusion table is connected with the liquid stopping table, a positioning piece is arranged on the top face of the liquid stopping table, and the positioning piece and a fastening piece at the bottom of the liquid stopping rod are embedded. According to the positive-pressure liquid stopping clamp, when infusion is completed, the sliding block on the positive-pressure liquid stopping clamp is pushed to the positioning piece, and the liquid stopping clamp is in the closed state accordingly; in the process that the sliding block is pushed, an extension tube of a remaining needle is gradually compressed, liquid in the extension tube is extruded in the guide tube direction of the remaining needle, positive pressure is generated accordingly, blood is stopped to be backed flow to a remaining guide tube, forming of thrombus in the remaining guide tube is avoided accordingly, nursing services are reduced, the medical quality is improved, and medical cost is saved.

The invention discloses a clutch. The clutch comprises a driving shaft, a driven shaft, and a transmission part static relative to the peripheral direction of the driven shaft or the driving shaft; the driven shaft and the driving shaft are embedded, and a closed first inner cavity is defined by the driving shaft, the driven shaft and the transmission part; the first inner cavity is provided with a first valve; in a closed state of the first valve, the driving shaft is rotated to compress a medium in the first inner cavity to push the driven shaft to rotate; and in an open state of the first valve, when the driving shaft rotates, the driven shaft can be kept static. The clutch realizes the engaging and disengaging function through gentle motion of the medium in the first inner cavity; and acute friction heating cannot be generated in the engaging and disengaging process, so that the friction ablation problem is prevented, the service life of the clutch is effectively prolonged, and the energy loss is reduced. Meanwhile, the clutch needs no special clutching hydraulic mechanism, can realize automatic control of a harness, and is simple and reliable in structure. The invention further discloses a vehicle comprising the clutch; and the same technical effects are achieved.

The invention discloses a vehicle-mounted automatic emergency glass breaking intelligent control system and method. The vehicle-mounted automatic emergency glass breaking intelligent control system comprises a controller, a critical situation detecting device and an automatic emergency glass breaking device. The controller is connected with an alarm device and provided with a car power source input port, a self-contained power source input port and a power source output port. The car power source input port is in a normally-closed state, the self-contained power source input port is in a normally-opened state, and the power source output port is connected to the automatic emergency glass breaking device. The controller is provided with a control switch for controlling on-off of a power source output by the power source output port, and the critical situation detecting device is connected to the controller. The controller is further connected with a human body detector, so that the dangerous situation in a vehicle can be detected in real time, and automatic emergency glass breaking for first aid is achieved, the travelling safety is improved to a great extent, and the problem that as for a traditional technology, under the emergency situation, glass is difficulty broken effectively for first aid is solved.

An image reading apparatus includes: a housing; a first supporter having a document support surface; a cover switchable between a closed state for covering the support surface and a spaced state for exposing the support surface; a driving device for generating a driving force; a mover movable by the driving force; and an image reader supported by the mover to perform a reading operation. A controller obtains first information that changes depending upon change in a magnitude of a force acting on the support surface. The controller determines, based on the obtained first information, whether the driving device generates the driving force based on a first driving manner or a second driving manner different from the first driving manner, as a driving manner of the driving device. The controller controls the driving device to generate the driving force based on a determined driving manner,

Provided is a chemical polishing device and glass substrate thereof. The device has: a chemical polishing trough, and a multirow hollow tube 2, and an air-feed pump and a pendent basket. The chemical polishing trough contains the polishing liquid having fluorine-bearing acid in a closed state, and the multirow hollow tube 2 has a series of bubble openings HO towards upside of approx 0.3mm to 2mm in diameter in predefined distance, and the air-feed pump continuously supplies the air to the multirow hollow tube 2 to generate bubbles in the chemical polishing trough. The pendent basket is above the multirow hollow tube 2 and separates the defined diffuse space and keeps a plurality of glass substrates in vertical pose. After the chemical polishing treatment has been processed for several times with a basket as a unit, the reaction resultant which has deposited in the space for depositing is discharged form a discharging port. According to the invention, a device capable of achieving high quality chemical polishing whose air hole is hard to be jammed and which can supply the bubbles onto the glass substrate without position difference can be obtained.

A conveyance device and a printer using simple configuration to enable easily changing of the open or closed states of multiple suction holes while assuring suction are provided. A shutter drum rotates centered on an axis of rotation extending on a transverse axis, and a suction fan that produces negative pressure inside the shutter drum. When one suction hole on the transverse axis is a first suction hole, and another suction hole adjacent on the transverse axis to the first suction hole is a second suction hole, a first communication path including a suction chamber and through-hole communicates with the first suction hole, and a second communication path including a suction chamber and through-hole communicates with the second suction hole. Under such conditions, the shutter drum functions as a shutter that, by rotating, selectively changes the open or closed state of the first and second communication paths.