Abstract: A beverage sipper for use with a beverage bottle such as a sparkling beverage bottle comprises a stem portion adapted to be releasably inserted into the neck of a beverage bottle, the stem portion comprising a stem wall having an outer surface adapted to contact the neck of the beverage bottle and an inner surface that defines a stem portion beverage passageway and a sipping portion adapted to extend out of the neck of the beverage bottle when the stem portion is inserted in the beverage bottle, the sipping portion comprising a sipping wall with an inner surface that defines a sipping portion beverage passageway that is in flow communication with the stem portion beverage passageway. The stem portion has a securing mechanism to secure the stem portion within the beverage bottle.

Abstract: A closure structured to adapt a syringe for connection to an incompatible standardized medical connector, including either a male or female ISO 80369 series ENFit® connector. An adapter body has an inlet port and an outlet port disposed in fluid communication with one another. The inlet port is dimensioned and configured to accommodate attachment to a discharge port of the syringe and the outlet port is dimensioned and configured to accommodate attachment to the standardized connector. A tip cap is removably connected to the adapter body in flow sealing relation to the outlet port. The closure may include a tamper evident assembly including a sleeve removably disposed in enclosing relation to the adapter body and tip cap and a retainer structure is disposed in removably retaining relation to the sleeve.

Abstract: Disclosed is a device for protecting and preserving a substance in a container. The device may include a plurality of overlapping sectors capable of rotating about a pivot point such that the device has a substantially disc shape when fully expanded and a substantially pie shape when partially expanded; and a lip defining an outer diameter of the device when fully expanded. The outer diameter of the device is equal to or greater than an inner diameter of the inner surface of the container.

Abstract: A protective cap having a first cap and a second cap that are removably coupled together for use in short-term and long-term antimicrobial treatment of needleless connectors and access ports of an infusion system. The instant invention further provides a protective cap having a first cap and a second cap that each coupled to a different surface of a component of an infusion system, such as a syringe. The instant invention further provides a strip containing a plurality of disposable protective caps.

Abstract: A syringe tip cap is provided for use with an automatic syringe loading apparatus. The cap includes a body having an exterior surface and an interior surface, and having a first end and an opposite second end. The first end is defined by at least one generally “V”-shaped ramp on each of two sides of the exterior surface.

Abstract: The present invention relates to an assembly (101) comprising: an injection device (1) comprising a container (2) for a product, said container comprising a distal tip (3), an adaptor (5) comprising a ring (6) mounted onto said distal tip (3), characterized in that said assembly (101) further comprises a heat-shrinkable film (9) covering part (2a) of said container (2) and part (5a) of said adaptor (5), said film (9) maintaining said adaptor (5) blocked in rotation and in translation with respect to said container (2) when said film (9) is in its heat-shrunk condition. The invention further relates to a method for manufacturing such an assembly.

Abstract: A cover for use in protecting a resected surface of a long bone for use in joint arthroplasty includes a body, a plurality of independently moveable members moveably attached to the body, two of the plurality of independently movable members configured to move linearly with respect to the body along a first plane and along a first axis, the body and the plurality of independently moveable members defining a first periphery of the cover along the first plane in one configuration which is smaller than, and encompassed by, a second periphery of the cover along the first plane in a second configuration, and a lip fixedly extending downwardly along an outer radial periphery of one of the body and the plurality of independently moveable members in a direction not co-planar with the first plane.

Abstract: A method and apparatus for reliably vacuum packing any size bottle, jars or bowl. The method being to stack progressively larger overlapping vacuum lids atop one another to fit size opening of a food storage container. The apparatus consisting of an assembly of overlapping circular vacuum lids wherein the bottom surface of each circular vacuum lid is covered with a flexible elastomeric gasket that can form an air-tight seal with either a mating overlapping circular vacuum lid or the opening of a food storage container.

Abstract: A cabinet is provided with a housing including a rear wall, a first side wall, a second side wall opposite to the first side wall, a bottom, a top frame member, and a front frame member, and two sliding doors, each disposed on the top frame member, the front frame member, and one of the first and second side walls. The housing is shaped as a truncated trapezoid in its side elevation.

Abstract: A pipe system has an elbow 70 with a snake-passing opening 72 (FIG. 3) that is normally closed by a plug 88, with the walls of the snake opening and plug constructed to avoid harmful wear during use of the snake. The elbow forms a nipple 82 that surrounds the snake opening. The nipple has threads (102, FIG. 4) on its outside so snake-caused wear does not initially occur in the threads. The snake opening has an axis 108, and the plug middle forms a cup 112 that extends axially inward to block a majority of the volume within the inner end of the nipple.

Abstract: A drinking cup lid is disclosed. The drinking cup lid includes a body with a deck and an annular wall that depends downwards. The annular wall is adapted to insert into a drinking cup. A first gasket and a second gasket extend outward from the annular wall and are configured for sealing engagement with the drinking cup. A closure is pivotally attached to the annular wall and configured and arranged to pivot between a closed position, sealing the drinking cup closed, and an open position, opening the drinking cup.

Abstract: An adapter for an oil filler neck and an assembly method for the adapter are provided. In an embodiment, the adapter includes an extension piece with a lower partial region and an upper partial region. The lower partial region has an outer bayonet cap guide that is adjusted to an inner bayonet cap guide of an oil fill port. The upper partial region has the inner bayonet cap guide that is adjusted to the outer bayonet cap guide of an oil filler inlet cover. An outer retaining ferule with an anti-twist device apron engages an outer edge region of the oil fill port in a positive and torsionally rigid manner.

Abstract: A cap for a drain hose and a plurality of bottles with different opening sizes is provided. The cap includes a main body and an extension body. The main body includes a main sleeve, a sleeve for drain hose and a leakage-proof part, wherein the main sleeve is for engaging with a first bottle, the sleeve for drain hose is for engaging with the drain hose, and the leakage-proof part is for closely sealing the opening of the first bottle. The extension body is formed integrally with the main body and extends outwardly from the main body, the extension body including an extension sleeve for engaging with a second bottle, the opening size of the second bottle being larger than the opening size of the first bottle.

Abstract: A universal container seal for sealing a container opening includes a resilient body having a top surface and a bottom surface. The body is further configured in a geometric plan form and having a width significantly greater than a thickness, the thickness being greater at a center of the resilient body than at a periphery of the resilient body. At least one finger tab extends upwardly from the top surface of the body. The body further defines a plurality of grooves in the top surface.

Abstract: The bottle cap, this invention, is designed to be suitable for the container necks of different size. As recommended, the bottle cap with two connection sections may be assembled in the container necks showing the different sizes of 26.78 MM and 28.0 MM.

Abstract: A heat-shrinkable food pan cover provides a safe, low cost way to cover a food service pan during food preparation, storage, cooking, transport, and reheating. The food pan cover can have first and second side panels. A gusset having first and second gusset panels can be formed between the first and second side panels. A width of each of the gusset panels can be greater than a width of each of the side panels. A first side seal can extend along a portion of a first end, sealing together a portion of each of the first side panel, second side panel, first gusset panel, and second gusset panel. A second side seal can extend along a portion of a second end, sealing together a portion of each of the first side panel, second side panel, first gusset panel, and second gusset panel.

Abstract: A universal adapter assembly system for container bottles using existing dispensing pumps or existing bottle caps includes a plurality of adapter members. Each adapter member is sized to receive and couple to a container bottle having a different sized bottle neck from which the dispensing pump or bottle cap is removed. The system also has a base member with a body sized to fit and releasably couple to each of the plurality of adapter members. The base member has a cap movable between an open position and a closed position relative to the base member body, the cap having an outer portion configured to support the container bottle in an upside down orientation on a supporting surface.

Abstract: The invention relates to a universal closure device (1) for openings (2) of sample containers (3) having different cross-sections (4). The closure device (1) comprises a shaft part (6) extending in the direction of a longitudinal axis (5) and a plurality of sealing elements (12, 16), which are disposed in the region of an outer surface (9) of the shaft part (6) and are intended for applying to an inner lateral surface (11) of the sample container (3) to be closed, wherein said lateral surface faces the longitudinal axis (5). The sealing elements (12, 16) arranged on the shaft part (6) are arranged in succession in a circumferential plane and in the circumferential direction of the shaft part (6). At least one supporting element (31, 33) is arranged and extends between the sealing element (12, 16) and the outer surface (9) of the shaft part (6).

Abstract: A flexible cover (1) for a food container (4) comprising a flexible film (2) and an elastic thread (3) is presented. The elastic thread (3) is attached to the peripheral edge (8) of the flexible film (2) by a channel (5) formed of the flexible film (2) around the elastic thread (3). The channel (5) exerts a circumferential, compressive force on the elastic thread (3), whereby the elastic thread (3) is fixed to the flexible film (2) by friction between the flexible film (2) and the elastic thread (3), and the elastic thread (3) forms a loop around the peripheral edge (8) of the flexible film (2), the loop having two ends (6, 7) overlapping and abutting in a longitudinal direction of the elastic thread (3). A method for manufacturing a flexible cover (1) is also presented.

Abstract: A column assembly for supporting a floating roof used with a storage tank for containing a volatile fluid, including an inner pipe, an outer pipe securable to the floating roof to extend below and generally perpendicular to the roof, the outer pipe surrounding and being movable axially on the inner pipe with a generally annular space defined between them, a pin extendable transversely through the overlapping walls of the inner and outer pipes to releasably fix the axial position of one pipe relative to the other, and a cylindrical sleeve seal having an upper part to slidably engage the inner pipe outer surface, a lower part bore surface to engage the top end outer surface of the outer pipe, and a radially inward extending rib situated axially between the upper and lower parts and extending transversely across and closing the top end of the annular space between the pipes.

Abstract: A cap container includes a tank, a conical protrusion, and a stepped coupling. The tank includes an upper rim, a bottom opposite to the upper rim, and a hole formed through the bottom. The conical protrusion includes a lower end, an upper end, an inner wall extending from the lower end to the upper end and defining a channel, and an engagement part formed at the inner wall near the lower end. The channel passes through the lower end and the upper end and communicates with the hole of the tank, and the channel can receive a straw. The stepped coupling has at least one annular groove and is formed at the bottom of the tank. The cap container can be filled with solid food and combined with a top a commercially available drink container such as a bottle or a cup filled with liquid by the engagement part of the conical protrusion.

Abstract: Cover means (10) for a wineglass or like container (24) are made from a flat sheet (10), and comprise means (20, 521) adapted to be bent from the sheet (10) and used to inhibit the cover means (10) from slipping off the container, which inhibiting means (20) comprise an inhibiting element (20), e.g. a tab (20), adapted to be bent from the sheet at one or more bends (22, 50, 54) inwards of the periphery (18) of the cover means (10), whereby the whole of said element (22) is located inwards of and spaced from the periphery (18) or at least one said bend (22) extends inwards from said periphery (18). Two, three or more of said elements (20) may be adapted to be inside and/or outside the rim (26) of the container (24). Such an element (20) may point radially or circumferentially, and may be cut from the sheet (10) (or have a line 12 of weakening for ready separation from the sheet 10) apart from at said bend (22).

Abstract: It is well known that people like to enjoy beverages on the go. Most people will make a drink they cannot finish and have to either transfer the beverage to a “to-go” cup, pouring the beverage out or taking the beverage with them, risking spilling it, as they transport themselves to another location. The essence of the invention is that it allows most cups and mugs to be converted to a “to-go” style beverage without the need of transferring the beverage to another drinking device. This is achieved by having a stretchable silicone that fits inside the cup. Slidz means slide-in-lid that fits most cups and mugs of different diameters. It is made of a silicone material and functions to make cups/mugs “to go”. It has two holes to allow for sipping and air flow and is flexible to adjust to different sized of cup interiors.

Abstract: A disposable pest entry barrier and open bottle cover is constructed in various shapes, such as conical or cylindrical, having a sidewall, a closed end and an opposite open end. The bottle cover is formed from a disposable material, such as cardboard or plastic. The bottle cover is coated or sprayed with a solution consisting primarily of lemongrass essential oil. This oil solution acts as a natural repellent and deters fruit flies and other contaminating pests from entering the open end of a bottle on which the bottle cover is placed.

Abstract: A receptacle sealing system includes a container with a rim defined at an upper opening thereof, and an adjustable closure for covering the opening of the container and having a sealed orientation and an unsealed orientation. The adjustable closure includes a rigid lid, and an integral annular seal having an outer annular wall, wherein when the adjustable closure is disposed in the unsealed orientation, the outer annular wall is oriented in the first position to face the top surface of the rigid lid, and, wherein when the adjustable closure is disposed in the sealed orientation, the outer annular wall is oriented in the second position in order to substantially seal onto the upper exterior wall of the container.

Abstract: The invention relates to a universal closure device (1) for openings (2) of sample containers (3) having different cross-sections (4). The closure device (1) comprises a shaft part (6) extending in the direction of a longitudinal axis (5) and a plurality of sealing elements (12, 16), which are disposed in the region of an outer surface (9) of the shaft part (6) and are intended for applying to an inner lateral surface (11) of the sample container (3) to be closed, wherein said lateral surface faces the longitudinal axis (5). The sealing elements (12, 16) arranged on the shaft part (6) are arranged in succession in a circumferential plane and in the circumferential direction of the shaft part (6). At least one supporting element (31, 33) is arranged and extends between the sealing element (12, 16) and the outer surface (9) of the shaft part (6).

Abstract: The cocktail glass cover is a cover for beverage glasses. The cover is designed with raised ridges on its underside that permit the cover to rest securely on glasses of various sizes. An opening is formed in the cover to receive a straw therethrough. The opening can be optionally closed with a removable knob. The knob is color-coded to allow a drinker to distinguish one beverage from another.

Abstract: Embodiments of the invention provide an adapter suitable for use with cups and lids. In some embodiments, the adapter is designed so that a single lid with a predetermined diameter fits, by way of the adapter, with paper cups of different diameters. In some embodiments, an adapter including an inner diameter that corresponds to the upper diameter of the paper cup cooperates with the upper portion of the cup. The adapter also includes an outer diameter that corresponds to the predetermined diameter of the lid to ensure a secure fit between that particular sized cup and the plastic lid having a predetermined diameter.

Abstract: The present invention is a collapsible cover used to protect an open beverage container from tampering. It is compact and easy to carry and use, is attractive and may be decorated with sports team logos or University symbols or other works of art. It has deep enough extended side walls to prevent someone from unobtrusively removing it to contaminate the beverage and is not too cumbersome to carry in a purse or pocket. The collapsible cover is available in different diameters to allow covering beer or soda cans, bottles, mixed drink glasses or wine glasses. It also has an opening for inserting a straw so that the cover does not have to be removed to consume the beverage.

Abstract: A container cover prevents spillage of contents. In one embodiment, the container cover includes a flexible body having a first portion that can be stretched over a mouth of a container. The container cover also includes a second portion providing a periphery around the first portion that can contract against the sides of a container on which the container cover is placed to hold the cover in position. The first portion when stretched over the mouth of the container has an extension forming an area of slack for the container cover to allow the container cover to expand as a result of increased pressure within the container. The container cover further includes the first portion also including an aperture to receive a tube for withdrawing contents from the container. The first portion of the container cover includes a venting system. The venting system is provided by a valve.

Abstract: The present invention generally relates to a device for sealing a container, and serves to alleviate disadvantages commonly associated with use of plastic wrap, cling wrap, and similar products. The device generally comprises a flexible sheet and sometimes a perimeter support member connected to the flexible sheet. The flexible sheet is positioned over and seals the opening of the container. The perimeter support member is then removed from the flexible sheet so that the support member does not interfere with use of the container. The flexible sheet may be comprised of more than one material, permitting the flexible sheet to adhere to the container while being compatible with the contents of the container. The device may also comprise a mechanical sealing mechanism, as well as an internal support structure. The device may be folded for storage and other purposes. The invention also includes methods of using and manufacturing the device.

Abstract: A preservation container cover includes a flexible film to contact with the rim of the container, an upper sealing ring, and a lower sealing ring affixing a periphery portion of the flexible film. The upper sealing ring has a ring slot extending along the periphery portion of the flexible film. The lower sealing ring comprises a ring plug along the periphery portion of the flexible film. The ring slot and the ring plug form a clamp structure to affix the flexible film. The present invention is convenient to use, adaptable to various containers of different types and sizes, and won't cause waste of natural resources and environment problems.

Abstract: The invention discloses a recycling bin cover comprising a base member engageable with a periphery of a recycling bin's open top; a frame having a plurality of frame members extending upwardly from the base member toward an imaginary apex; a curtain supported on and forming a sidewall extending around the frame; a flap forming an openable sidewall in the curtain; an opening positioned on the curtain and dimensioned to accept materials for recycling into the bin; and one or more lifting members connected to the base member, to the frame, or to both, and extending to form a handle above the recycling bin cover. Also included is a method of advertising by displaying a collegiate or sports emblem on the recycling bin cover disclosed.

Abstract: An on-demand drinking adapter for use with a beverage container is disclosed. The adapter includes a base with an upper surface and generally cylindrical sides which extend below the upper surface. The cylindrical sides are adapted for temporarily fastening the adapter to a mouth of a beverage container. The adapter also includes a spout with a vertically extending surface, a second surface, and an on-demand drinking aperture. The spout extends above the upper surface and the vertically extending surface is curved and coextensive with a portion of the cylindrical sides.

Abstract: A fuel filler system for an automotive vehicle includes a filler pipe connected with a fuel tank and an interceptor mounted about an open end of the filler pipe, with the interceptor and filler pipe defining a generally annular contaminant collector having a drain extending from the collector. A filler cap closes both the open end of the filler pipe and the open end of the interceptor, so as to prevent ambient contamination from entering either the contaminant collector or the filler pipe. Removal of the filler cap from the filler pipe first causes venting of the fuel tank into the collector before a sealing condition between the filler cap and the interceptor is released.

Abstract: In one embodiment of the invention, a versatile lid includes: a lid body; and a plurality of rings formed in the lid body; wherein the plurality of rings includes a first ring that is configured to receive a first container having a first size and a second ring that is configured to receive a second container having a second size. In another embodiment of the invention, a versatile lid includes: a lid body comprising a center portion, a bendable lid portion, and an edge portion; wherein the bendable lid portion is between the center portion and the edge portion; and wherein the bendable lid portion is configured to bend in an upward direction and bend in a downward direction.

Abstract: A conical hole plug for efficiently sealing various size and configuration holes and openings. The conical hole plug generally includes a first elongated portion including a first inner end and a first outer end, wherein the first inner end is opposite the first outer end and wherein the first elongated portion includes a first tapered outer surface extending inwardly toward the first outer end. A second elongated portion extends from the first elongated portion, wherein the second elongated portion includes a second inner end and a second outer end, wherein the second inner end is opposite the second outer end and wherein the second inner end extends from the first inner end and wherein the second elongated portion includes a second tapered outer surface extending inwardly toward the second outer end.

Abstract: A conical hole plug for sealing various types of holes and openings. The conical hole plug generally includes a first elongated portion having a first varying diameter that uniformly increases from a terminating outer end to a terminating inner end, a second cavity extending within the first elongated portion, the second cavity having a second varying diameter that uniformly decreases from a terminating outer end to a terminating inner end, a second elongated portion having a third varying diameter that uniformly increases from a terminating outer end to a terminating inner end, the second elongated portion linearly extends from the first elongated portion, a first cavity extending within the second elongated portion, the first cavity having a fourth varying diameter that uniformly decreases from a terminating outer end to a terminating inner end.

Abstract: The present invention relates to a universal closure capable of fitting various sized container openings in sealed engagement. The present invention also relates a universal dispensing closure capable of fitting various sized container openings in sealed engagement and used to house a secondary supply or dose of product and when the closure is activated dispense the secondary product or dose into a receiving vessel to which it is attached.

Abstract: A sealing lid is disclosed that includes a flexible annular closure membrane surrounded by a heavier annular rim member that is preferably adapted to hold the lid in place on a container to define a first position. The closure membrane can be axially flexed from the first position to a second position using a single hand. In the second position, the membrane axially depresses to lower down the pressure in the container and forms a hermetic vacuum seal with the container. The heavier rim member has a weight that is substantially greater than the weight of the membrane that is adapted to press down the lid over the container. The heavier rim member supports hermetic sealing by facilitating intimate contact between the lid and the container.

Abstract: The invention relates to a combination of cover (2) and pot (5) can be used as a pressure cooker with a slight overpressure. A first annular sealing element (26) is provided at the bottom side of the cover (2) and comprises at least one locking means (10a, 10b) to match the size of the pot (5). The locking means (10a, 10b) comprises a contour portion (12), an actuating means (24) and an adjustment device with a second sealing element (16), wherein the second sealing element (16) is slidably movable in and against the center of the cover (2). A form-locking and force-locking connection is formed between the cover (2) and an upper portion of the outer surface of the pot (5) by the second sealing element (16) of the at least one locking means (10a, 10b).

Abstract: A resilient one-piece paint brush storage lid for storing a paint brush. The one-piece lid has a flat portion covering the container, a depending outer rim portion, and a raised tapered neck portion projecting above the flat portion, with an aperture in the raised neck portion, for slidably receiving a paint brush handle therethrough. The raised neck portion extending above the flat portion of the storage lid maintains a sufficiently strong grip on the handle of the brush so as to suspend the weight of the brush. The lid also includes a plurality of discrete steps extending inwardly from an interior surface of the rim portion, wherein each of the plurality of discrete steps is configured to sealingly engage at least a portion of a container opening of a different associated diameter.

Abstract: A cover includes an aperture for a straw, so that the cover can be used with a liquid beverage. The cover is elastically stretchable, and has a central body portion and an outer periphery. The cover can be stretched over an opening of a container so that the central portion covers the opening of the container while the periphery grips the outer side walls of the container. The aperture preferably is in a closed or nearly closed condition, such that insertion of a straw therethrough opens the aperture which then elastically retains the straw in an inserted position and provides a seal. This permits a user to consume the beverage, while still having the beverage protected against contamination or adulteration by drugs, dirt, dust, biologic matter, and the like. The cover is convenient, inexpensive yet effective, and readily portable.

Abstract: A device for storing food products in combination with a component, such as a plate or a bowl, such that a visual indication of secure engagement is provided and the device does not require a specific corresponding mating structure in order to provide an air-tight seal between said device and the component.

Abstract: A closure for a container is disclosed having a body, a top portion, and a transition region. The body has a cylindrical skirt and an end wall. The cylindrical skirt has a first end coupled to the end wall and a second open end configured to receive a receptacle. The top portion is coupled to the end wall of the body portion and has a flap movable from a closed position where the opening is covered to an open position where the opening is at least partially uncovered. The transition region has an exposed surface and is located at a juncture between the end wall and the side wall. The exposed surface extends from a first point on the end wall radially inward from the skirt to a second point on the skirt below the end wall and below the first point.

Abstract: A dispensing cap system for dispensing a supplement material through a bottle neck opening and into the bottle. An exemplary embodiment includes a cap member configured for connection to beverage bottle necks of different sizes. A seal member is arranged to provide a liquid seal against the neck opening. A valve member passes through a storage member attached to the cap member, and is configured for movement between a storage position and a dispensing position, in which passage is permitted of the supplement material from the storage member into the bottle. A nipple member may be positioned over the valve member to allow the bottle contents to be utilized or consumed.

Abstract: A device for sealing a plurality of different sized containers, the device including a plurality of different sized rims, each of the different sized rims being for engaging with a respective different sized container, to seal the container.

Abstract: A closure for a container is disclosed having a body portion, a top portion, and a plurality of sealing rings. The body portion has an open bottom formed of a skirt and an end wall defining an opening. The top portion has a flap that is movable from a closed position where the opening is covered to an open position where the opening is at least partially uncovered to allow for matter to be dispensed. The plurality of sealing rings are within the skirt beneath the end wall and comprise (1) a first ring with a sealing surface provided a first radial distance from the skirt and a first axial distance from the end wall and (2) a second ring with a sealing surface provided a second radial distance from the skirt and a second axial distance from the end wall. The first radial distance is different than the second radial distance and the first axial distance is different than the second axial distance.

Abstract: The present invention generally relates to a device for sealing a container, and serves to alleviate disadvantages commonly associated with use of plastic wrap, cling wrap, and similar products. The device generally comprises a flexible sheet and sometimes a perimeter support member connected to the flexible sheet. The flexible sheet is positioned over and seals the opening of the container. The perimeter support member is then removed from the flexible sheet so that the support member does not interfere with use of the container. The flexible sheet may be comprised of more than one material, permitting the flexible sheet to adhere to the container while being compatible with the contents of the container. The device may also comprise a mechanical sealing mechanism, as well as an internal support structure. The device may be folded for storage and other purposes. The invention also includes methods of using and manufacturing the device.

Abstract: A lid 1 that is adapted to cover a food processor bowl 2 has a flexible sealing ring assembly 3 that is mounted to a lower surface of the lid 1, along the perimeter. The sealing assembly 3 includes resilient springs 4 that compress and relax in order to provide a downwardly biased force between the sealing assembly 3 and the upper rim 5 of a bowl 2 to which the lid 1 is mounted.