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Class 220/663 - Sight glass


Subclass of Class 220 - Receptacles
Definition: Receptacle wherein the transparent wall portion is in the
No. of patents: 68
Last issue date: 03/11/2008


1    
NumberTitleIssue Date
7340953Liquid measuring vessel
The present invention relates to a liquid measuring vessel having a removable volume indicating clip. ...
03/11/2008
7070055Packaging for two or more items
A packaging for two or more items includes a sleeve defining a first compartment configured to accommodate a first item. One or more ends of the sleeve is open or configured to be opened. The sleeve is formed by bringing together two longitudinal edge portions of a ...
07/04/2006
7014061Glass receptacle for household use
A household-use receptacle has a one-piece glass body having a side wall forming an annular upper edge defining an upwardly open mouth and having an inner surface and an outer surface and a floor unitarily joined to a lower edge of the side wall and forming with the...
03/21/2006
6974557Methods for forming an optical window for an intracorporeal device and for joining parts
Optical windows for intracorporeal devices, intracorporeal devices comprising a window and a method for forming a window for an intracorporeal device are provided. The method comprises placing within a mold an assembly comprising a mandrel located within a pair of p...
12/13/2005
6938481Sight glass and low temperature method of manufacturing the same
An improved lower cost sight glass and a method for producing the same is disclosed, whereby the sight glass is made by placing a transparent component in secure contact with a metallic ring. The contact may optionally be effectuated by temporarily altering the rela...
09/06/2005
6870695Aberration-correcting window configurations
An optical configuration suited to the monitoring of a process flow through the wall of a containment vessel for producing a high-quality, high-NA sample focus and reduced residual positive spherical aberration. The invention includes an optical path with a window e...
03/22/2005
6763962Container with double layers made of different materials
A container with double layers includes a metallic outer layer having through holes on a surrounding portion, and a plastic inner layer formed directly over an inner side of the outer layer by means of injection molding with a mold; the mold is shaped such that thre...
07/20/2004
6741411Changeable process window
A process window unit for the spectroscopic study of process mixtures The process window is comprised of a window frame for holding a window, a screw cylinder, with a radiation passage in its core and an external thread for screwing the screw cylinder into the windo...
05/25/2004
6639745Observation window of a hyperbaric chamber
An observation window of a hyperbaric oxygen chamber includes a frame, and a transparent member. The frame is fixedly joined to a wall of the chamber. The frame includes an outer annular connecting portion, and an inner annular holding portion, which is e...
10/28/2003
6598242Low profile transportable sewage holding tank
A low profile transportable holding tank for accepting waste from portable toilets. The holding tank is carried on a flatbed vehicle and has a flat deck for cargo, thus effectively increasing the cargo-carrying capacity of the vehicle compared with that a...
07/29/2003
6508085Horizontal axis washer or dryer door with viewing system
A door for a horizontal axis laundry appliance that includes an inner panel that closes the appliance and an outer panel spaced from the inner panel. The inner and outer panels are connected adjacent their upper edges by an upper panel. The inner panel in...
01/21/2003
6471488Compressor with enhanced oil changing cover
The present invention provides a compressor comprising a housing including a main housing body having an interior reservoir for receiving an oil supply and an upright cover fixedly attached to the main body. The cover has an oil discharge opening extendin...
10/29/2002
6375031Container for liquids having viewing window
A container for liquids having a receptacle suitable for containing a liquid, the receptacle having a wall portion and a floor portion joined to contain liquid, the wall portion having an aperture suitable for allowing a substantial portion of the liquid ...
04/23/2002
6359742Weldable sightglass assembly
The invention provides a sightglass assembly for viewing the interior of a vessel, such as a reaction vessel for chemical or biochemical reactions, and is adapted to be welded to a vessel wall. The sightglass assembly comprises a window disc fused to a me...
03/19/2002
6341712Multi-layer container
A multi-layer container having an outer container shell, an inner container shell mounted within the outer container shell, and a transparent intermediate bonding layer filled up the space defined between the outer container shell and the inner container ...
01/29/2002
6301961Insulated beverage carafe with volume indicator
The present invention is directed to an insulated beverage carafe adapted for use in an automatic drip coffee maker fabricated from non-reactive metal, having a heat resistant plastic handle that includes a detachable substantially transparent tubular gau...
10/16/2001
6092646Magnifying contact lens storage unit
A magnifying contact lens storage unit that comprises a body having at least one cavity with a top opening, at least one magnifying lens, and a fluid-tight closure lid fixedly attached to the top opening. The body may further have a planar flange, and the...
07/25/2000
5974877Sight window assembly and method of forming same
A sight window assembly and a method of making same, the assembly being comprised of a windowpane panel mounted directly and under radial compression within an annular window-opening of a vessel wall panel and having cooperative annular peripheral portion...
11/02/1999
5960785Cooking range oven having insulated oven door with viewing system
A door for the oven of a cooking range includes an inner panel that closes the oven and an outer panel spaced from the inner panel. The inner and outer panels are connected adjacent their upper edges by an upper panel. The inner panel includes a first win...
10/05/1999
5913447Instrument casing assembly
An instrument casing assembly and a method of forming the casing that includes a case for receiving a lens having an integral peripheral shoulder engageable with a sidewall of the case. The sidewall when crimped about the shoulder, providing a gasketless ...
06/22/1999
5895058Laminated gasket
A gasket (20) is provided for sealing a member with a rough micro-surface to a member with a smooth micro-surface. The gasket (20) has a layer (24) of graphite material and a layer (32) of an elastomeric or fibrous gasket material. An inner surface (28) o...
04/20/1999
5860550Container with overlapping peripheral flanges
Containers for storing and displaying an object are provided which include a first base member having a transparent area located such that an object to be placed within the container is visible through the transparent area when the container is in a close...
01/19/1999
5740941Sheet material with coating
An article includes a base substrate having an outer surface, a visible marking placed on the outer surface, a coating of transparent synthetic diamond material bonded to the outer surface and over the visible marking....
04/21/1998
5713483Transportable brominator and a method for holding and transporting a product
A transportable brominator is provided for storage and transport of a hazardous product and subsequent feeding of the product. A tank is provided having inlet and outlet valves for filling and feeding of the product. The tank has an exterior wall having a...
02/03/1998
5680957Drawer type storage bin
Drawer type storage bins suitable for stacking one on another and each includes an inner case and an outer housing, the case is placed in the housing, a handle is exposed out of an opening on the front side of the housing and can be drawn out of it, above...
10/28/1997
5590782Vial holder assembly
A vial holder assembly (2) includes a generally conventional vial (4) housed within a vial holder (6). Vial holder includes a cup-shaped body (8) and a removable lid (16) mounted to the open end (14) of the body to enclose the vial therein. In one embodim...
01/07/1997
5449088Container for gasoline with extended viewing capabilities
A container for gasoline with extended viewing capabilities comprising: a container having an essentially flat base, large generally rectangular side walls, and short parallel front and rear walls, the lower edges of the walls being in a rectangular confi...
09/12/1995
5406994Portable gasoline container
A pour spout for conducting a liquid, such as fuel, from a portable ventless container to a tank which includes a mechanism for enabling a user to readily determine when the tank is full and when fluid flow from the portable container into the tank has st...
04/18/1995
5275277Novelty drinking glass
A drinking glass includes a side wall having a transparent circuitous path directed therealong extending from entrance of the drinking glass to a second position in adjacency to a floor portion of the drinking glass to indicate fluid level within the drin...
01/04/1994
5099987Combination contact lens case and inspection unit
A device for storing and examining contact lenses comprises a (1) with at least two cavities (2) in each of which one contact lens can be stored. The cavity (2) can be sealed by an air-tight, water-tight lid (3) and has a base specially shaped (21) to all...
03/31/1992
4987777Liquid level sight gauge
A liquid level sight gauge useful in the fuel tank of a recreational vehicle such as a snowmobile is molded in two parts and can be installed without special tools in simple cylindrical holes provided in the wall of the tank or container. The gauge has a ...
01/29/1991
4986636Viewing glass for vacuum apparatus
The invention is directed to a viewing glass having a transparent pane and a pair of flanges. In order to facilitate simple manufacture of the viewing glass, it is proposed that the pane be arranged in an inside step of the one of the flanges and be surro...
01/22/1991
4960224Closure and container for regent and slides
A tissue staining cassette includes a container for reagent, a slide retainer for securing a plurality of slides and for suspending the slides in reagent in the container with tissue specimens immersed in the reagent. The slide retainer consists of an ope...
10/02/1990
4938353Container and dispenser for aneurysm clips
A container and dispenser for aneurysm clips is shown which allows the aneurysm clips to be magnified as they are displayed to the user to facilitate easy removal of the clip from the container. The container includes a base preferably made of silicone or...
07/03/1990
4928877Method of making a laminated tubular body
A laminated tubular body comprising; an outer layer and an inner layer which contacts the inner surface of the outer layer; wherein the outer layer is penetrated by at least one aperture and the inner layer extends into said at least one aperture....
05/29/1990
4860892Film container
The film container is particularly adapted for roll film and includes a closed bottom open topped receptacle and a removable open bottom, closed top cap defining therebetween one or a pair of central spaces in which a film roll is held. The receptacle and...
08/29/1989
4838443Vacuum discharge bin for bulk materials
A rectangular bin body having a top wall, front and back walls, side walls and bottom wall with an inlet opening in the top wall and a discharge opening in the front wall at the juncture of the front wall with the bottom wall and one of the side walls. Th...
06/13/1989
4830212Working machine
A working machine with a fuel tank in a casing of the main body wherein a projecting see-through portion which extends from the casing outwardly is defined on one side of the fuel tank....
05/16/1989
4819833Measuring, metering, and mixing can for gasoline and oil
A measuring, metering, and mixing can, particularly for gasoline and oil, including a gasoline container with filler cap and spout; and oil container with filler cap; visual type gauges for each container; and a plunger-cylinder metering unit for withdraw...
04/11/1989
4809862Fuseview laminate safety sight glass
A safety viewing window for observing the interior of a pressure vessel is the subject of this invention. This viewing window is made up of an optically clear window disc fused to a metal frame. A laminate is overcoated over the fused disc and frame to pr...
03/07/1989
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