Abstract: An opening and closing mechanism for a lid of a storage receptacle provided on a vehicle comprises a push button, a button pin and a lid linkage. The push button includes a first slider having an inclined face at a rear end thereof. The button pin includes a second slider having a first inclined face cooperating with the inclined face of the first slider. The first inclined face is spaced from a rear end of the second slider. The second slider is biased to contact the first slider. The lid linkage has a first end selectively engaged by the rear end of the second slider and a second end for selectively locking the lid in a closed state. The lid linkage is biased toward the second slider. Engagement of the push button with the button pin moves the second slider, which, in turn, allows the lid linkage to move toward the second slider to unlock the storage receptacle lid.

Abstract: A device to be detachably mounted on the neck of a bottle in replacement of the bottle's screw cap, and which as mounted provides a reversible closure function by which a flow communication to the interior of the bottle is shifted between open and closing modes, the device including a mounting part (1; 1?; 1?) having an internal thread which engages an external thread formed on the bottle's neck, and a handle (7; 7?; 7?) which is journalled in the mounting part for rotation. The handle carries a head (9; 9?; 9?) which in result of rotation of the handle upwards/outwards from the bottle in a vertical plane provides access to the mouth of a canal (15; 15?; 15?) running through the mounting part, and which head further includes a seal (17; 17?; 36) which, in result of rotation of the handle downwards/inwards towards the bottle, is positioned for closing the canal through the mounting part.

Abstract: A container includes a bottom and a plurality of walls that form a storage cavity. A primary lid is disposed over the storage cavity. The primary lid includes a top surface that defines a dispenser portion through which items within the storage cavity may be dispensed. A dispenser lid is pivotally attached to the primary lid. The dispenser lid has a closed position in which the dispenser lid is pivoted downwards relative to the primary lid to cover the dispenser portion and an open position in which the dispenser lid is pivoted upwards relative to the primary lid to expose the dispenser portion.

Abstract: A container system is provided with a container having a door mounted for pivotal reciprocation about a door pivot axis between opened and closed positions. The container system also has a carrier with a body receiving the container and an arm coupled to the body for pivotal reciprocation about an arm pivot axis that is oriented substantially parallel to the door pivot axis. The arm engages the door of the container, and the pivotal reciprocation of the arm reciprocates the door of the container between the opened and closed positions.

Abstract: A beverage container closure or lid that is adapted for closing an open end of a beverage container. The lid is selectively couplable to the beverage container and includes a selectively openable stopper that when closed, creates a fluid-tight seal between the beverage container and the environment. The stopper may be selectively opened by a user by the user pressing a button disposed on a side of the beverage container closure. The stopper is subsequently automatically closed when the user releases the button. Thus, a user may open and close the beverage container closure using a single hand without the need to remove the beverage container closure from the beverage container.

Abstract: A container for storing and dispensing pills is provided. The container has a housing with an upper end and a lower end and a plurality of compartments therein. The compartments have an open end adjacent the upper end of the housing and a lower end adjacent the lower end of the housing. The lower end of each compartment has an opening with a hinged door covering the opening. A cam having a cam surface is attached to the door so the cam rotates as the door opens and closes. A cam follower pin abuts the cam surface and the cam follower pin is constrained to move along a predefined path. The doors can be opened manually one at a time or all together by pushing downward on a centrally located handle at the top of the container. When opening all the door simultaneously the handle can be retained in the door open position by sliding two flanges beneath the handle into a slot and rotating the handle left or right. The housing is mounted to a rotatable lazy-Susan base.

Abstract: An air seeder distribution apparatus has seed and fertilizer tanks, and a like plurality of metering devices mounted on each product tank. A manifold set comprises a like plurality of product manifolds and each manifold is separately fed from one metering device on each of the seed and fertilizer tanks. A control selectively starts and stops rotation of the feed roller of each metering device to feed product from either tank, or both tanks to the connected manifold. The weight of each tank can be displayed on a weight indicator. Balancing of the pressure in each supply conduit can be provided. A remote opener exerts downward force on the tank lid to maintain interior pressure.

Abstract: A tank for receiving a drink to be dispensed, the tank is rectangular in shape and opens upwardly, a discharge valve is located at the lower, front end of the tank, and a cover fits over the open end of the tank. Detents are formed at the upper end of the walls of the tank. A manually operable locking mechanism secures the cover in fixed position atop the tank. The locking mechanism comprises a vertical shaft or axle that extends through the central part of the cover. A knob is secured to the upper end of the shaft, and a cam is secured to the lower end of the shaft. A plurality of elongated rods pass through diametrically opposed slots in a housing secured to the underside, or interior, of the cover. One end of each rod has a contact surface which is urged against the perimeter of the cam, while the opposite end of the is a locking surface. When the knob is rotated in one direction, the locking surfaces of the rods are forced into the detents to lock the cover in fixed position.

Abstract: The improved foot pedal mechanism for opening the lid of a typical commercial trash bin includes an additional foot pedal for sliding open the side door of the same commercial trash bin. The foot pedal lid includes a foot pedal connected to a rotating bar mechanism that is located within the housing. The opposing end of the rotating bar mechanism connects to a lifting bar, which raises and lowers a top lid of the trash bins. The foot pedal lid is designed to be located along a side of the trash bin, and not in front or on a corner. The foot pedal door uses a series of spur gears, a track, and a connecting rod as the means to open the side door.

Abstract: A trash can assembly is provided having an outer shell and a lid pivotally coupled to the shell for movement between an open position and a closed position. A foot pedal is operatively coupled to the lid such that pressing down on the pedal caused the lid to open. A fluid damper is mounted to dampen the downward movement of a lid. The damper engages a support surface operatively coupled to the lid such that the support surface moves in conjunction with movement of the lid as the lid moves between the open position and the closed position, and yet the fluid damper is unsecured to the support surface.

Abstract: A beverage container closure or lid that is adapted for closing an open end of a beverage container. The lid is selectively couplable to the beverage container and includes a selectively openable stopper that when closed, creates a fluid-tight seal between the beverage container and the environment. The stopper may be selectively opened by a user when the user presses a button disposed on a side of the beverage container closure. The stopper is subsequently automatically closed when the user releases the button. Thus, a user may open and close the beverage container closure using a single hand without the need to remove the beverage container closure from the beverage container.

Abstract: A waste container includes a top chamber, a base chamber, upper and lower lids, and a drive mechanism mechanically coupling the lower lid with the upper lid. The upper lid is disposed on the top chamber and moves between a closed position covering a first opening and an open position exposing the first opening. The lower lid is disposed on the base chamber and moves between a closed position covering a second opening and an open position exposing the second opening. The drive mechanism is actuated so as to move the lower lid to the open position when the upper lid moves to the closed position from the open position. The lower lid returns to the closed position when the upper lid is in the closed position.

Abstract: An insulated container is provided with a lid having a push-button trigger mechanism that operates both a shutter for a drinking orifice and a vent seal for a vent opening. The trigger has an actuation stroke. The vent seal is initially actuated during a first portion of the actuation stroke of the trigger to transition the vent seal from the closed position to the open position, and the shutter is initially actuated during a second portion of the actuation stroke of the trigger to transition the shutter from the closed position to the open position. Further, the shutter remains in the closed position during the initiation of the first portion of the actuation stroke of the trigger.

Abstract: A waste disposal device comprises a container having a top opening. The container provides access to an inner cavity that receives a bag with opened and closed ends. A pivoting lid closes/opens access to the opening. An actuation mechanism has a user-actuated interface. A linkage connected to the interface opens/closes the lid. A pair of jaws is connected to the linkage. The jaws move between a clamped position, in which the jaws close off a portion of the bag, and an opened position, in which the jaws are separated to allow waste to reach the closed end. The jaws and the lid are actuated concurrently by a single degree of actuation on the interface, allowing the lid to open and close while the jaws move from the clamped to the opened position, and back to the clamped position. A method for disposal of a waste object is also provided.

Abstract: A trash can assembly has a shell and a lid fitted over the top end of the shell, with the lid having a bracket secured to the bottom of the lid. A slot provided adjacent the top of the shell, with the bracket moving through the slot as the lid is opened and closed. A movable lock member provided at the top of the shell, the lock member movable from an extended position where the lock member covers a portion of the slot, to a retracted position where the lock member is clear of the slot.

Abstract: In one aspect, the present invention is directed to a toilet seat lifting device (10), comprising a pneumatic system employing a piston (48) connected to the toilet seat (6), the system being adapted to lift the toilet seat (6) by applying mechanical force on the piston (48) in the corresponding direction (upwards, in the example herein), and to gradually lowering the toilet seat by gradually releasing air from the pneumatic system. The device may further comprise a valve (56), for causing a fall in air pressure in the pneumatic system, thereby causing an accelerated lowering of the toilet seat. The device may further comprise: a sensor, for sensing lowering of toilet seat (6); and a mechanism for activating flushing the toilet bowl upon detecting by the sensor that the seat has been lowered, such as a handle of a tap providing water to the flush tank (8) thereof.

Abstract: The present disclosure provides a damper device, comprising: a compression member having a first opening and an expandable casing; a fixed member having a second opening corresponding to the first opening, wherein the fixed member is connected to the compression member, and the second opening and the first opening together form a passage; and a movable member positioned at the passage formed by the first opening and the second opening, wherein when the compression member is being released, the movable member makes the passage open for air to fill in the expandable casing, and when the compression member is being compressed, the movable member makes the passage close to restrict the amount of air discharging from the expandable casing. The present disclosure further provides a trash can equipped with a damper device.

Abstract: In a closure for closing the orifice (13) of a neck (12), in particular the orifice of a fuel filler neck for automotive vehicles, a spring mechanism is provided which takes the form of a tightening device for drawing the closure part (14) automatically into its final closed position. The movement of the closure part (14) is controlled by a first guide slot (19). The operating lever (35), by means of which the closure part is moved, is furthermore hinged to the closure part (14) by means of a second guide slot (39), which, when an opening force is introduced via the closure part (14), blocks the movement of the closure part (14) from its closed position in the opening direction so that the closure part (14) cannot be manually opened from outside.

Abstract: A foot activated grill opening apparatus and method for reducing the chance of user injury and eliminating awkwardness when opening and closing the cover of a grill. The apparatus allows a user to open the cover of a grill in a hands-free fashion. The present invention allows a user carrying utensils and plates in both hands to still open and close the cover of a grill. Additionally, the apparatus further reduces the chance of user injury from contact burns, radiant heat burns, grill flare-ups, and the like that may occur when a user reaches across and above a grill's heat source while opening and closing a grill cover in a conventional manner. The present invention further provides aid to elderly and weaker individuals incapable of either lifting the weight of the grill cover or generating the necessary shoulder/arm range of motion to open the grill cover.

Abstract: A locking device is adapted for receipt within the main cavity of an underground enclosure. The locking device includes a container having a main body and a container top which define an interior compartment for holding the items of the underground enclosure. The main body is adapted to be assembled in the main cavity of the underground enclosure and is sized to be retained within the underground enclosure. The container top has a selective open position to allow access to the interior compartment of the main body and a selective closed locked position to deter access thereto. An arm assembly coupled to the container top is moveable between an extended engaged position to retain the container top on the container and a collapsed disengaged position to allow release of the container top from the container.

Abstract: An apparatus for receiving and storing a soiled item has a container and a cover, which can be rotated about spindles. The cover comprises a casing in which a movable body can move to and fro. The moveable body is placed inside a compartment at the closed end of a flexible holder. A soiled item can be put inside the casing and subsequently the cover can be rotated around spindles. The moveable body will fall downwards under the force of gravity, pushing the soiled item inside the container. The flexible holder is fixed inside the casing with a firm closed elastic band at the location of the rim of its open end.

Abstract: A pressure retaining closure assembly has a door hingedly mounted to a pipe, vessel, or hub extending therefrom with an arcuate locking ring movably retained proximate an outer perimeter surface thereof. The locking ring is suitable to contract out of a groove in an opening in the pipe, vessel, or hub extending therefrom into an unlocking position and is suitable to expand wherein an outer portion of the locking ring extends into the groove in the opening in the pipe, vessel, or hub extending therefrom into a locking orientation. A locking ring actuator is provided having cylinder with a piston therein. The piston has a rod extending axially therefrom with a portion extending beyond the cylinder. Optionally, a bracket is mounted to the portion of the piston rod extending beyond the cylinder and a bracket is mounted proximate the bottom of the cylinder.

Abstract: A reagent vessel cap includes a sealing member for sealing the opening of a vessel body; an pressurizing member linked to a retaining part for sealing the sealing member, for bringing the sealing member in close contact with the opening all the time, wherein when pressure is applied, the pressurizing member lifts the sealing member against the biasing force of itself to open the vessel and, when the pressure is eliminated, the pressurizing member returns to position by the biasing force to close the vessel by the sealing member; and a cap body capable of mounting the sealing member and the pressurizing member to the opening of the vessel body containing a reagent. The reagent is collected using the cap structure.

Abstract: A laundry cart with a lid and motion damper is disclosed. The laundry cart has a frame for supporting a bag in use such that the bag defines an open receptacle, a lid attached to the frame for pivotal movement to and from a closed position, and a motion damper attached to the lid and to the frame and adapted to resist motion of the lid to the closed position.

Abstract: A diaper pail includes a pail, an upper enclosure having a substantially smooth and continuous outer surface, and a drum assembly mounted within the upper enclosure for transferring a soiled diaper into a disposal bag while minimizing the release of odor from previously disposed diapers already within the disposal bag. The outer surface of the upper enclosure and drum cooperate to form a smooth continuous outer surface which is easily cleaned. The drum assembly includes a flexible plastic seal received around an opening in the lower portion of the drum housing. A deck portion of the seal engages an outer surface of the drum, with the free edge of the flexible seal being movable relative to fixed edge to conform to irregularities in the outer surface of the drum. An actuator handle actuates movement of the drum.

Abstract: A container includes a container body having a receiving cavity and a container opening communicating with the receiving cavity, a cover panel movably coupled mounted at the container opening to fold between a closed position and an opened position, and an induction actuation system. The induction actuation system includes an actuation unit to automatically drive the cover panel moving between the closed position and the opened position in responsive to a presence of a user and a power recharging arrangement which includes a battery unit detachably supported by the container body, wherein the battery unit is mounted at the container body to electrically connect to the actuation unit for resuming proper operation thereof and is detached from the container body for recharging purpose.

Abstract: A pedal bin includes a container, a pedal and a pivotably mounted flap. The flap is locatable in a first position to facilitate opening of the flap in a first direction relative to the container. The flap is also locatable in a second position to facilitate opening of the flap in a second direction relative to the container. In either position, the pedal is operable to open the flap.

Abstract: Lash Back Lid is an apparatus disposed inside a container to enable the container to reclose and reopen after the container was initially opened. The present invention is best suited to function with containers having a lid with a tab and a collapsible dispensing port cover. The apparatus communicates with the container tab and dispensing port cover whereby a person can re-close and re-open a container dispensing port, through physical interference of the container tab.

Abstract: The container holder device includes a rotary body which is fixed to the lid body and held so as to slide up and down with respect to the holder body and so as to rotate, and a guide body which is formed on a side wall of the holder body. The rotary body is engageable with the guide body to rotate, along with the upward and downward sliding movements of the rotary body. Because the rotary body is engageable with the guide body to rotate, along with the upward and downward sliding movements of the rotary body, the rotary body can stably rotate while sliding. Because the lid body will rotate together with the rotary body while sliding, the lid body will move stably between the closed position and the open position. As the results, the moving orbit of the lid body can be made small, and the inner diameter of the storage space can be made small.

Abstract: A receptacle having one or more lids can be provided one or more dampers configured to slow the movement of the lids from their open position toward its closed position. The lids of the receptacle can have a shape which facilitates dampening of the movement of the lids from an open position to a closed position. The lids and lid portion can have walls which are juxtaposed relative one another in a close relationship such that air briefly retained within the body when the lids are moved from an open position to a closed position.

Abstract: A carrier is configured to hold a container having a door mounted for reciprocation between opened and closed positions. The carrier includes a body adapted to receive the container as well as an extension coupled for reciprocal movement with respect to the body. The extension is adapted for engagement with the door of the container, and the reciprocal movement of the extension is adapted to reciprocate the door of the container between the opened and closed position. A container system including a container and the carrier is also provided.

Abstract: A lid structure for use with a container for storing personal care products is disclosed. The lid structure includes a lid top that is connected by a hinge to a lid base. In exemplary embodiments, the lid structure includes a lid-activation button that when pressed allows the lid top to rotate about the lid base giving a consumer access to the contents of the container. The lid-activation button is wide enough to allow a consumer to easily make contact with the lid-activation button and cause the lid top to open. Additionally, the lid-activation button functions so that the lid top is released independent of where the lid-activation button is pressed by the consumer.

Abstract: A lid for controlled drinking from a drinking container having a mouth includes a central portion defining an edge. The lid includes a linear actuator having an outer portion extending beyond the edge and a inner portion extending within the edge. The lid further includes a gate valve having a pivot positioned proximate a center of the central portion, about which the gate valve can pivot between a closed position wherein the gate valve essentially occludes an opening defined in the central portion, and an open position wherein the gate valve does not essentially occlude the opening. The gate valve is engaged with the linear actuator and responsive to motion thereof to move the gate valve between the closed and open positions. A biasing mechanism biases the gate valve towards the closed position.

Abstract: Apparatus 10 discloses a compartmentalized waste and recyclable container 12. The compartmentalized container 12 is comprised of a divided waste container having removable receptacles 24, 26. One receptacle is designed for holding normal waste 26 while the other is designed for holding recyclables 24, such as cans, jars, plastic bottles, etc. The waste container has a sectioned lid 16, 17 providing access to either or both containers. The apparatus 10 also provides means whereby the container can be opened by a foot-operated mechanism 14, 15, relieving the user of having to have a free hand for access. Additionally, the container can incorporate wheels 18 for mobility and apertures 20 within the exterior wall. Each of the interior removable receptacles 24, 26 can also have handles 22 mounted thereto for ease of removing and carrying.

Abstract: A fuel cartridge (1) includes a fuel storage container (2), and a fuel supply port (4) for taking out a fuel stored in the fuel storage container (2). The fuel supply port (4) is provided with a fuel supply port protecting mechanism. The fuel supply port protecting mechanism includes a door (10) for opening/closing an opening (11) provided between the fuel supply port (4) and an outside, and a lock mechanism (20) for locking the door (10) so that the door (10) does not open. This can prevent, with the fuel cartridge not installed on a fuel cell, the leakage of a fuel from the fuel cartridge caused by improper handling by a user, etc.

Abstract: A trash can can include a sensor for detecting the presence of an object near a lower portion of the trash can. The detection of the object can be used to signal the trash can to open its lid. The trash can can include an electric drive unit for opening and closing the lid.

Abstract: A packaging includes a container associated with a lid equipped with reversible and reusable locking element. The container includes a metallic body having a side wall whose upper border, which delimits the upper opening of the container, is finished by an upper edge; and the lid, made out of plastic material, includes a central closing panel prolonged by a peripheral border having a U reversed section, whose the bottom is equipped with a seal, the peripheral border being suitable to cap the upper edge of the container body, during the closing of the container by the lid. The lid includes, on its periphery, at least two locking legs each connected to its peripheral border via a one piece hinge whose articulation axis extends parallel or substantially parallel to the peripheral border; each locking leg includes at least a locking part suitable to cooperate with an outer circular structure.

Abstract: A lid structure for opening and closing an opening in an upper portion of a reagent container includes an outer lid member attached to the reagent container and having a first opening corresponding to the opening of the reagent container, an inner lid member arranged inward of the outer lid member, attached to the outer lid member in a vertically movable manner, and having a second opening opposing the first opening, and a rotator having a through hole, arranged inward of the inner lid member, engaging with the outer lid member and the inner lid member via an engaging unit in a rotatable manner around a horizontal axis. The engaging unit rotates the rotator to open the opening when the inner lid member performs a downward opening operation, and rotates the rotator to close the opening when the inner lid member performs an upward closing operation.

Abstract: A sealing push-button lid for consumer wipes is disclosed. The lid may be used to seal a package of wipes for infant care, and may also be used for sealing and dispensing of one-at-a-time wipes for general cleaning purposes. The lid makes it easy for a busy person to use a single hand to pop open the lid in order to grasp and dispense the next wipe in a series of Z-folded wipes or inner-folded wipes in a preferably soft and flexible container. Containers with the push button lid may also be used with wipes that are folded in other ways. The lid is formed as one piece or two pieces, the pieces joined by a hinge that allows movement of the lid top with respect to the lid bottom. The lid is designed for easy joining and sealing to a container, preferably by a bead of hot melt adhesive or adhesive strips.

Abstract: A system of moving magnets for sealing a container may include a plurality of moveable magnets disposed near a perimeter of a container door and a rotatable linkage hub positioned within the perimeter of the container door. In addition, the system may include a plurality of control linkages connecting each of the plurality of moveable magnets to the linkage hub so that rotating the linkage hub causes the control linkages to move the moveable magnets between a sealed position and an open position. Alternatively, the moveable magnets may be connected to each other by a magnet positioning mechanism to physically move the magnets along a path near the perimeter. A plurality of static magnets may be disposed near an opening sized to receive the container door and positioned to form a magnetic seal with the moveable magnets when the moveable magnets are positioned at the sealed position.

Abstract: A waste container (1) with a foot operated lid control device comprising a frontal rod (10) and a rear rod (11) of pivotally connecting the lid to the waste container, the lid (2) performing a swinging movement of 90° during both the opening and closing thereof, the lid control device preferably exercising an overall control during both opening and closing of the lid when being activated via discreet acts of exertion of pressure upon a pedal (5) of a foot operated lever (3). A safety enhancing feature of a compression spring (18) mounted onto the rear rod (11) is provided for a decelerated return of lid (2) during a predetermined final angular displacement thereof in the direction of closure. The waste container further includes means of securing the lid (2) at the fully opened condition to facilitate mechanical waste collection operations.

Abstract: A garbage-containing apparatus includes a base, a bin installed on the base, a cover installed on the bin, a pedal installed on the bin or the base, a linking device for linking the pedal to the cover and a buffering device provided between the linking device and the bin. The buffering device buffers the cover through the linking device in a lowering stroke of the cover.

Abstract: A trash can include a sensor for detecting the presence of an object near a portion of the trash can. The detection of the object can be used to signal the trash can to open its lid. The trash can include an electronic drive unit for opening and closing the lid.

Abstract: A trash can assembly has a shell, a lid fitted over the top end of the shell, a foot pedal positioned adjacent the bottom end of the shell, a link assembly coupling the foot pedal and the lid, and a locking member associated with the shell. The locking member engages the rod of the link assembly to maintain the lid in an open position without pressing the foot pedal.

Abstract: A garbage-containing device includes a bin, a first ring and a second ring. The first ring is installed on the bin. The second ring is pivotally installed on the first ring. An upper edge of a bag can be clamped between the first and second rings.

Abstract: A novel construction of a stabilized receptacle is provided in which the receptacle is comprised of only seven separate component parts that are assembled together without the use of separate threaded fasteners. In addition, the receptacle is provided with a stabilizing hoop that extends forwardly from the receptacle around the foot pedal of the receptacle and stabilizes the receptacle, preventing movement of the receptacle when the foot pedal is depressed.

Abstract: A canister comprises a vessel defining a volume and an opening having a rim and a lid. The lid comprises a flexible bulb and a conformal outer edge configured to create an airtight seal with the rim to close the opening. The flexible bulb is configured to release pressure from the vessel and break the airtight seal in response to compression of the bulb. The lid can be configured to be completely contained within the rim.

Abstract: A self closing container having inner and outer sleeves. Outer sleeve surrounds inner sleeve and can freely slide on inner sleeve by lifting outer sleeve or handle. When container is closed, lid covers magnets, mouth magnets, mouth magnet platform, and mouth platform. When closed, bar magnet component is positioned over mouth magnets which permits mouth cover to cover mouth. When outer sleeve is raised, it raises ring in lid. In raised position, lid cover magnets on ring are repelled by corresponding magnets on lid cover. When ring is raised, mouth magnet platforms are raised. Mouth magnet platforms have two mouth magnets, one positioned toward mouth and one positioned toward back of the lid. When raised, mouth cover is moved backward to an open position with the use of the bar magnet component. When handle or outer sleeve is released all components return to their original positions effectively closing the container.

Abstract: Provided is an opening/closing structure for a thin plate-conveying container, in which engagement recesses (44a, 44a and 44b, 44b) with which engagement projections (43, 43) are engageable are formed as located facing the engagement projections (43, 43) formed on a cover member (25) of a lid (14) of a rotation plate (30), both at an engagement rotation position and at a disengagement rotation position. The engagement rotation position is the position of the rotation plate (30) for engagement of an engagement section (31) of a lock member (28) with a container body (13), and the disengagement rotation position is the position of the rotation plate (30) for disengagement of the lock member (28) from the container body (13).

Abstract: A reagent vessel cap includes a sealing member for sealing the opening of a vessel body; an pressurizing member linked to a retaining part for sealing the sealing member, for bringing the sealing member in close contact with the opening all the time, wherein when pressure is applied, the pressurizing member lifts the sealing member against the biasing force of itself to open the vessel and, when the pressure is eliminated, the pressurizing member returns to position by the biasing force to close the vessel by the sealing member; and a cap body capable of mounting the sealing member and the pressurizing member to the opening of the vessel body containing a reagent. The reagent is collected using the cap structure.