Abstract: The present invention provides a storage system having a storage device having at least one polymeric sheet sealed along a portion of its' periphery to provide an opening to a storage space; a resealable closure structure adapted to seal the opening to the storage space, the resealable closure structure comprising selectively engaging male and female profiles and a sealing compound comprising liquid silicone and at least one filler in proportions suitable for at least incidental contact to food items contained within the storage space; a vacuum valve assembly disposed on the polymeric sheet; a stand-off structure disposed adjacent to the vacuum valve assembly, wherein the stand-off structure has a series of raised surfaces facing the vacuum valve assembly; a portable vacuum pump assembly structured to engage the vacuum valve assembly; and a liquid separator assembly coupled to the portable vacuum pump assembly.

Abstract: The invention relates to a method and a device for gas filling and sealing of a duct intended to be filled with gas and positioned in a container of a collapsible type. The duct is defined by two opposite side walls which are joined along a connecting portion and comprises an inlet arranged in one of the side walls. A part of the container that comprises the inlet is clamped between an abutment and a gas module which is axially movable towards the abutment. Clamping occurs in such a manner that one of the two side walls included in the duct is allowed, in response to a gas flow supplied from the gas module and entering the duct through said inlet, to bulge to form a free passage into the duct for filling the same with gas. After completion of the gas filling, the duct is sealed. The invention also relates to a container blank having a duct which is specially developed for the method and the device.

Abstract: A storage system for storing and preserving food items or the like includes a sealable storage bag having attached to it a one-way valve element that communicates with the interior volume of the storage bag. The system also includes an evacuation device that can be positioned over the one-way valve element to evacuate air entrapped in the interior volume via the valve element. To avoid possible damage to the storage bag, the valve element, or the stored food items, the evacuation device is configured to have a maximum evacuation pressure of 6 pounds per square inch absolute or greater. In an embodiment, to control the maximum evacuation pressure of the evacuation device, the evacuation device can include a pressure control feature which in further embodiments may be pressure activated or user selectable.

Abstract: A filling machine for open, sealable sacks includes a fill pipe for filling the attached sacks with contents having a tendency to develop dust, and a cleaning device which includes a blow rail for cleaning the inner faces of the sack mouth rim and side folds of a sack by an air flow which emerges from the blow rail. The blow rail is fastened to two-armed levers which can be pivoted about a stationary axis by means of a drive. As a result, the air jets are directed onto the surfaces to be cleaned from different directions during the cleaning process and the layers of the side folds are also separated from one another and cleaned. The filling machine is suitable, in particular, for filling powdery contents.

Abstract: This invention relates to a vertical type packing machine, in which film-bag delivering, material feeding, evacuation and film-bag sealing processes are conducted in vertically conveying mode, wherein the object to be packed, after weight control through the weighing device, is fed into the vacuum packing device through an inlet hopper having a packing film-bag inserted from the top end thereof, the packing film-bag being cut by a primary cutting section of a blade set in the primary mould-closing state of the vacuum packing device so as to make a bag-opening, the air within the film-bag being exhausted to ambience by the evacuation process conducted in complete mould-closing state, simultaneously the bag-opening of the precedent packing film-bag and the bottom of the subsequent packing film-bag being sealed separately, then a cutting process being conducted between the sealed bag-opening of the precedent packing film-bag and the sealed bottom of the subsequent packing film-bag by a secondary cutting section

Abstract: The present invention discloses a solution for disposing waste having potentially hazardous airborne emissions. The solution can include a step of receiving waste through an aperture of a disposal unit exhibiting a closed environment. The received waste can be placed within an air tight disposal container. An opening of the disposal container can be sealed to separate the disposal container from the remainder of the substantially closed environment. Air included in the remainder of the substantially closed environment can be captured and placed in a holding unit. The captured air can be ejected from the holding unit into the air tight disposal container. The disposal container containing the received waste and the ejected air can be sealed. The disposal unit can be thereafter opened so that the sealed disposal container is able to be discarded.

Abstract: An apparatus for manufacturing dunnage including a plurality of rollers for pulling a web of material through the machine, a nozzle with at least one port through which gas or liquid flows, a plurality of ceramic elements in opposing positions such that the web of material can pass between the plurality of ceramic elements. A heating element is routed through each of the plurality of ceramic elements such that heat will radiate through openings in the top surfaces of the ceramic elements that will melt the portion of the material that is passing between the opposing ceramic elements. The apparatus may be equipped to manufacture multiple pieces of dunnage simultaneously.

Abstract: The presently disclosed subject matter is directed to an apparatus and method for inflating and sealing a mailer comprising an inner inflatable liner having at least one inflation means through which a portion of gas can be introduced into the liner.

Abstract: A storage bag includes a first flexible sheet and a second flexible sheet overlying and bonded to the first flexible sheet proximate a portion of an outer periphery of the first flexible sheet to form an open-mouthed bag having first and second sides. A first intermediate wall extends between and substantially across the first flexible sheet and the second flexible sheet. A first compartment is defined by the space between the first side of the open-mouthed bag and the intermediate wall. A second compartment is defined by the space between the second side of the open-mouthed bag and the intermediate wall.

Abstract: The present invention is a method and apparatus for quickly, reliably, and inexpensively evacuating air from ordinary re-sealable plastic bags without employing special adapters to interface with vacuum pumps. The system consists of a vacuum pump, an outer re-sealable plastic bag that acts as a flexible vacuum chamber, a vacuum tray that fits inside the outer plastic bag and prevents the outer bag from collapsing onto the vacuum port. Users operate the system by inserting the re-sealable bag to be evacuated inside the outer plastic bag until the seal of the inner bag is in the proper sealing position inside the vacuum tray. The user then seals the outer bag, turns on the vacuum pump and allows the vacuum process to run to completion, during which the re-sealable inner bag is automatically sealed by the device. The user then opens the outer plastic bag and removes the vacuum-packed inner bag.

Abstract: An apparatus and method for creating a vacuum-sealed package comprising the placement of the item to be vacuum packed in a container; sealing the container, placing a portion of the container in contact with a sealable chamber; sealing the chamber, creating holes in the container, evacuating the desired amount of air from the container and creating a seal between the interior of the container and the holes.

Abstract: An evacuation device may include an airflow redirecting baffle. The baffle may separate out liquids that may be entrained or suspended in air being withdrawn from vacuum storage containers in which food items are placed for vacuum preservation. The evacuation device may also include a nozzle that can interface with a valve element on the storage container. The nozzle aligns airflow in a first flow direction initially within the evacuation device. The baffle is positioned in the evacuation device such that, when airflow encounters the baffle, the airflow or a portion thereof is redirected or diverted in a second flow direction. Redirecting airflow from a first flow direction to a second flow direction causes high inertia liquids entrained in the airflow to impinge upon the baffle and thereby separate from the airflow. An absorbent material can be included to absorb and retain the separated fluids.

Abstract: An apparatus for sealing a bag of encased material is described. A plurality of nozzles radiate from a central vacuum system, each nozzle associated with a clamping means. A framework rotates about the central vacuum system. A holding tray and an elevating device are removably attachable to the framework. The holding tray is attachable below a one of the plurality of nozzles and comprises an upright section and a projecting section. The upright section is supported by the framework at an acute angle from vertical, a top end of the upright section being adjacent to the framework and a bottom end of the upright section being remote from the framework. The projecting section is removably attachable to the bottom end of the upright section and projects approximately normal to the upright section. The elevating device is removably attachable to the framework below a one of the plurality of nozzles.

Abstract: A machine for filling bags or envelopes, also under controlled atmosphere, consisting of a prismatic wheel (G), having polygonal shape and provided on each side with at least a couple of opposite prehensile equipments (M), whose mutual horizontal distance can be regulated to handle bags or envelopes having different dimensions.

Abstract: Devices comprising a plug positioned within a housing to regulate air within a container, for example, plastic storage containers or bags. One embodiment utilizes a plug that occludes an opening in a housing. The plug is displaced from the opening to inject or evacuate air from a container. An alternative embodiment utilizes a plug having air channels therein which can be sealed once air has been injected into or evacuated from a container. The devices are utilized with hose adaptors connected to vacuum or air hoses having specialized hose tips for coupling with the housing.

Abstract: A plastic storage bag which has flexible thermoplastic sidewalls can be evacuated by a vacuum device to preserve food items. The bag includes an interior volume provided by the sidewalls in which the food items can be inserted through an open top edge. Air from interior volume can also be withdrawn through the open top edge by the vacuum device prior to sealing the opening. To prevent the sidewalls from collapsing against themselves in a manner that impedes the flow of air to the vacuum device, the bag can include a separation member that maintains some separation between the sidewalls proximate the open top edge.

Abstract: The present invention relates to a vacuum packaging system having an automatic bag cutter. The vacuum packaging system includes a housing constructed to sealingly engage a platen. A vacuum system is constructed to remove the gas from a container, or bag, placed between the housing and the platen. A blade is operable to sever excess material of the bag whereupon the bag is evacuated by the vacuum system, and a seal bar seals the severed end area of the bag.

Abstract: A container packaging apparatus includes a side edge chuck member that positions and holds both side ends of an opening of a packaging bag in place during a deaeration operation, suppressing development of crimps in a sealed area of the packaging bag. A high level of sealing of the packaging bag and thus the packaging of a container case with a resultant high level of quality in a stable manner can be obtained.

Abstract: An apparatus that can be used for packaging refuse, such as soiled diapers, for disposal or items, such as food and medicine, for storage can comprise a receptacle having an upper open end, a cover connected proximate the upper end of the receptacle, and a rotatable tube mounted on a pair of bosses carried by the receptacle. The rotatable tube can carry a roll of linearly attached disposable bags for receiving refuse and the like. Sealing means can be provided for sealing at least one of the disposable bags after receiving refuse or other item to be packaged. A suction motor can be provided in communication with the disposable bags to vacuum air out of the disposable bag. A cutting assembly can be connected to the cover for cutting the disposable bag from the plurality of linearly attached disposable bags.

Abstract: The invention relates to a method and a device (16) for gas filling and sealing of a duct (7) intended to be filled with gas and positioned in a container (1) of a collapsible type. The duct (7) is defined by two opposite side walls (2) which are joined along a connecting portion (4) and comprises an inlet (15) arranged in one of the side walls (2). A part of the container (1) that comprises the inlet (15) is clamped between an abutment (17) and a gas module (20) which is axially movable towards the abutment (17). Clamping occurs in such a manner that one of the two side walls (2) included in the duct (7) is allowed, in response to a gas flow supplied from the gas module (20) and entering the duct (7) through said inlet (15), to bulge to form a free passage into the duct (7) for filling the same with gas. After completion of the gas filling, the duct (7) is sealed. The invention also relates to a container blank (10) having a duct (7) which is specially developed for the method and the device (16).

Abstract: An apparatus for extracting air from within flexible packages having granular or otherwise flowable contents includes a package conveyor and a downwardly-open, vacuum extraction hood through which the packages are conveyed so that an upper portion of each package is moved through the extraction hood. The interior of the hood is joined in fluid communication with a vacuum source, so that air is extracted from within each package as it is conveyed through the hood. The present apparatus further includes a closing mechanism positioned immediately downstream of and in operative association with the extraction hood, whereby the upper portion of each package is maintained in a closed configuration prior to sealing, so that the interior of each package is not exposed to ambient conditions after it is conveyed out of the extraction hood, and prior to sealing of the upper portion.

Abstract: A deflator apparatus for use in a form, fill and seal bagging machine to deflate excess air from and form a filled or partially filled package of bulk goods includes a first deflator having a plurality of first flexible bands that extends between a pair of first arms. The apparatus further includes a second deflator having at least one second flexible band that extends between a pair of second arms. The first and second deflators are spaced from one another and movable relative to one another to sandwich the package of bulk goods between the plurality of first flexible bands and the at least one second flexible band to remove excess air from the package and form the package.

Abstract: A system and method to form a transportable package is disclosed. The method includes placing a frame on a suitable base and placing a collapsible bag inside the frame, wherein an open top portion of the collapsible bag is draped over an open top of the frame to support the collapsible bag in an open position. The collapsible bag is then filled with flowable particulate matter and a vacuum is drawn in the interior of the collapsible bag. While the vacuum is being applied, the frame is removed and the collapsible bag is spirally wrapped with a reinforcing material. The open top portion of the collapsible bag is then preferably sealed to form the transportable package.

Abstract: A unique integration of a unidirectional, thermoplastic valve of specific design with any common plastic or thermoplastic storage bag to create a method by which a substantial amount of trapped air may be evacuated from the bag after it is filled and sealed. While there are currently patented methods of removing air from frozen food storage bags by using various forms of valves, vacuum devices or human breath, the stipulation in the present invention is the use of a valve of specific design in combination with any common plastic or thermoplastic storage frozen, food, storage bag that is unique and central to this inventive concept. The method of closing plastic or thermoplastic, storage bags is not central to the present inventive concept. This concept allows for the removal of substantial excess air inside any plastic or thermoplastic storage bag regardless of the means by which it is sealed.

Abstract: A method or a device, respectively, for packaging of bulk goods in bags (26) comprises a lid (5) which forms a chamber (4) together with a lower portion (25), or the method is carried out in the chamber (4), respectively. It is the object of the method or the device, respectively, to package bulk goods in a chamber machine under vacuum. For this purpose a bag (26) is perforated in the chamber (4) or is inserted into the chamber (4) already perforated.

Abstract: A method and a device for packaging of products (28) in bags (26) comprises the steps of “forming a chamber (4) around the bag (26) by closing a lid (5)” and “evacuating the chamber (4)” or is formed such, respectively, in order to carry out these steps. It is the object of the device and the method, respectively, to enable an increase of the cycle performance of a packaging machine. Therefore, simultaneously with sealing the bag (26) by a sealing bar (11), the chamber (4) is vented and the bag (26) is clamped by at least a first clamping bar (10, 12).

Abstract: A Suspended Vacuum Sealer Appliance is a packaging device for extracting ambient air from a vacuum bag that is filled with foods or other items and then sealing the bag, whereby the vacuum sealer is attached suspended under a shelf, cabinet or the like, a vacuum bag is held suspended vertically for filling with items outside of the appliance and the vacuum bag's open end is held vertically in the vertically oriented vacuum chamber opening by means of adjustable bag clips which holds the vacuum bag suspended in a vertical plane while ambient air is extracted and the bag sealed, and further providing a flat storage tray for vacuum bags within or on the appliance.

Abstract: A storage system for storing and preserving food items or the like includes a sealable storage bag having attached to it a one-way valve element that communicates with the interior volume of the storage bag. The system also includes an evacuation device that can be positioned over the one-way valve element to evacuate air entrapped in the interior volume via the valve element. To avoid possible damage to the storage bag, the valve element, or the stored food items, the evacuation device is configured to have a maximum evacuation pressure of 6 pounds per square inch absolute or greater. In an embodiment, to control the maximum evacuation pressure of the evacuation device, the evacuation device can include a pressure control feature which in further embodiments may be pressure activated or user selectable.

Abstract: An appliance system including a module removably mounted to an appliance, one or more removable gas canisters operably connected to the module, and a food retaining enclosed space operably connected to the module. The one or more gas canisters supply a modified atmosphere in the food retaining enclosed space to produce a modified atmosphere that enhances preservation of the food contained in the food retaining enclosed space.

Abstract: A system, storage bag and method for evacuating air from a convention self-sealing storage bag. An air valve assembly includes inner and outer valve members, the inner valve member being positionable within the storage bag and having a tapered piercing spout adapted to pierce through a flexible panel. The outer valve member has a housing lockingly engagable over the piercing spout protruding outwardly through the panel. A perimeter edge of the housing is sealingly engagable against the bag panel and a mating groove formed into the inner valve member. The inner valve member is configured for temporary sealing engagement against the inner surface of the bag panel as air is removed from the interior of the storage bag out through the piercing spout and housing air outlets by a vacuum pump.

Abstract: A refrigerator includes a hands-free vacuum preservation system mounted on a door of the refrigerator comprising a main body portion having a slot therein for receiving an open end of a plastic bag. Sensors within the slot detect the presence of the bag and a retaining device is actuated to punch holes in the bag and retain the bag in position for a vacuum sealing event. An intake port within the system communicates with a vacuum source to remove air from the bag, and a heat sealer seals the bag closed. In a preferred embodiment, once sensors located on the main body portion detect the presence of a consumer's hand, the retaining device releases the bag. The resultant vacuum sealed bag can be stored in a conventional manner, or by hanging the bag from hooks extending through the holes formed therein by the retaining device.

Abstract: An apparatus and method for vacuum sealing a food item package. Compressed air forces air out of a food item package such that there is substantially no air within the package after it is sealed.

Abstract: Disclosed herein is a vacuum sealer, which exhausts air from a thermal adhesive vacuum bag containing products and then heats and seals the open end of the vacuum bag. The vacuum sealer includes a lower body. An upper body is pivotably mounted to the lower body in such a way as to engage with the lower body. A heater is installed in either or both the lower body or/and the upper body, and heats and seals a vacuum bag. A vacuum space creating member is installed in either or both the lower body or/and the upper body, and isolates an end of the vacuum bag which is evacuated from an exterior, thus creating a vacuum space. A vacuum pump is coupled via a tube to an exhaust hole communicating with the vacuum space created by the vacuum space creating member.

Abstract: A machine which inflates and seals pillows in packaging is compact in overall size, can be conveniently operated to produce varied lengths of strips of inflated pillow-type packaging as needed, can begin production of inflated pillow-type strip packaging immediately after being held out of a production cycle for some period of time, and applies a heated sealing element directly to and in sliding contact with a web of film to securely seal the inlet port of an inflated pillow while the pillow is under pressure and as the web of film is continuously and uninterruptedly advanced through the machine.

Abstract: The present invention relates to a portable vacuum packaging machine which, other than a conventional vacuum packaging machine composed of a bulky and weighty single component element, is configured in such a way as to be divided into a body section and a head section, whereby a vacuum packaging work can be conveniently implemented using the head section without requiring movement of the body section, irrespective of place so long as a flat condition is satisfied.

Abstract: System, method and material for making pneumatically filled packing cushions in which a plastic film material having two superposed layers joined together along first and second longitudinal edges is prefabricated at a first location by forming longitudinally spaced, transversely extending rows of perforations across it and sealing it together along seal lines which extend from the first edge of the material in a direction generally parallel to the rows of perforations other and terminate a short distance from the second edge to form chambers with open mouths facing the second edge between the rows of perforations. The material is then fan-folded or formed into rolls for storage and shipment. At a second location, gas is introduced into the chambers by passing the material along a tube positioned between the ends of the seals and the second edge of the material and injecting the gas into the open mouths of the chambers through openings in a side wall of the tube.

Abstract: An apparatus and method for vacuum sealing a food item package. Compressed air forces air out of a food item package such that there is substantially no air within the package after it is sealed.

Abstract: A device for evacuating a container is disclosed. The device includes a housing, a pump for moving air, a nozzle for placing within the container, an air conduit operatively connecting the nozzle and the pump. A system includes a reusable plastic bag having at least one reusable mounted seal and methods for using a device for air evacuation with a plastic bag are disclosed.

Abstract: An apparatus for manufacturing dunnage including a plurality of rollers for pulling a web of material through the machine, a nozzle with at least one port through which gas or liquid flows, a plurality of ceramic elements in opposing positions such that the web of material can pass between the plurality of ceramic elements. A heating element is routed through each of the plurality of ceramic elements such that heat will radiate through openings in the top surfaces of the ceramic elements that will melt the portion of the material that is passing between the opposing ceramic elements. The apparatus may be equipped to manufacture multiple pieces of dunnage simultaneously.

Abstract: An appliance for storing articles within flexible and non-flexible containers under vacuum. The appliance comprises a lid adapted to define a vacuum chamber when it is moved to a closed position relative to a trough in the base of the appliance. The trough is slidably removable from the base of the appliance. The appliance is further adapted for connection to vacuum sealing attachments for various containers whereby the containers can be selectively evacuated. The appliance includes a thermal sealing mechanism for sealing a flexible container as well as a cutting mechanism for cutting the flexible container to a desired size. The appliance includes a control panel for selectively operating the vacuuming and sealing processes.

Abstract: An apparatus for vacuum sealing a storage bag including a base and a receptacle component for receiving the end of a storage bag. A vacuum generating device is disposed in either one of the base or the receptacle. The receptacle includes a vacuum chamber for accepting the open end of the bag. The receptacle is pivotally secured to the base and is rotatable relative thereto between a first and second position. A sealing device is disposed on the receptacle for sealing the open end of the bag.

Abstract: In one aspect, a bracket for evacuating a storage bag having a one-way valve element is provided that has parallel first and second flat panels that delineate a gap. A bag can be placed into the gap such that the valve element on the bag aligns with an aperture disposed through the first panel. To evacuate the bag, a nozzle of an evacuation device can be inserted through the aperture and pressed against the bag sidewall about the valve element. When the evacuation device is activated, the sidewall of the bag is pulled against the rim of the nozzle and air is drawn through the valve element. In another embodiment, the nozzle can be pressed against the first panel around the aperture. In another aspect, the bracket can be included as part of a handheld evacuation device.

Abstract: The invention provides an improved collapsible food container made to save space in the refrigerator and time for the user. It consists of individual, sealable, collapsible plastic bag sections that can be made to be disposable or reusable to fit the needs of its owner. The frame includes spring-locking pivoting braces to provide stability when collapsing and expanding the machine. Each said sealable section can interlock with each other and the frame. An airflow control device is used on each of the plastic bag sections allowing air flow out but not in; similar to a check valve. By gently pushing down on the top of the machine, dispersing the air out of the section(s) creating a vacuum, will keep the machine collapsed until the section(s) is/are reopened. Each machine frame can also be stacked upon one another creating a versatile machine that will fit in a cooler or lunch pale and can go just about anywhere.

Abstract: A vacuum packaging machine and a conveyor to deliver a product package from an upstream station to a position adjacent a vacuum chamber. The conveyor has a longitudinal direction defined by the direction of travel of the product package. The vacuum chamber has a heat sealing and cutting assembly oriented transversely to the longitudinal direction of the conveyor and in a position with sufficient spacing between end walls of the vacuum chamber and the assembly for the product package containing two or more products to be loaded into the vacuum chamber with at least one product located in front of the heat sealing and cutting assembly and at least one other product located behind the heat sealing and cutting assembly. The heat sealing and cutting assembly seals and cuts between two products to form two separate evacuated packages.

Abstract: An apparatus for vacuum sealing a storage bag including a base and a receptacle component for receiving an end of a storage bag. The receptacle including a vacuum chamber for accepting an open end of the bag. The receptacle is pivotally secured to the base and rotatable relative thereto between a first operating position and a second storage position. A sealing device is disposed on the receptacle for sealing the open end of the bag.

Abstract: An appliance for evacuating a flexible container, the appliance including a base housing and a vacuum source disposed within the base housing. A drip retainer is removeably disposed in the base and is in communication with the vacuum source. The drip retainer includes a chamber for holding material. The drip retainer further including a nozzle projecting therefrom, the nozzle is engagable with an opening of the flexible container. A cover is rotatably connected to the base and movable to a closed position to cover the nozzle.

Abstract: The invention concerns a device to form a vacuum in flexible containers such as bags or rigid containers such as vessels or canisters, for vacuum-packed products. It comprises a plate or tray base and an upper body separably connected and where the upper body encloses a suction group, contains a heat sealing bar and means for commanding the functions of the device and is movable between a raised open position and a lowered closed position of the device. The plate or tray base has at least a positioning or guide means of the mouth of said flexible container, means interacting with a seal on the lower face of the upper body forming a suction chamber, and a profiled seal mating with the heat sealing bar of said upper body when the device is closed.

Abstract: In a device for vacuum packing articles by evacuating the interior space of a flexible storage container, articles can be vacuum packed in a simple manner and with little effort if a suction lance (10) is provided for insertion into the storage container (28), by means of which the interior space of the storage container (28) is evacuated. A filtering section is provided (20, 21) for retaining particles, fluid and/or other contaminants.

Abstract: A bag (10) adapted for insertion into a container and a method of folding the bag is disclosed. The bag has two panels (14, 16) and a neck portion (30) passing between the panels. The neck portion has a spear portion (34) extending into the bag between the panels through which an alcohol beverage may pass into and out of the bag. The bag has a first plurality of folds (50) on each of the panels extending orthogonal to the spear. A first side of the bag is folded inwards over itself in a first spiral-like manner (70) in a plurality of folds sections along fold lines extending parallel to the spear. A second side of the bag is folded inwards over itself in a second spiral-like manner (78) in plurality of fold sections along fold lines extending parallel to the spear.

Abstract: A vacuum packaging apparatus includes a main body including a vacuum pump; a chamber body provided in the main body and having a chamber, the chamber body having a packaging bag insertion at a front of the chamber body and a predetermined space at a rear portion of the chamber body, and an intake coupled to the vacuum pump; and a chamber cover that is configured to close the packaging bag insertion of the chamber body.