Class 138/166 - With tongue in slot

Subclass of Class 138 - Pipes and tubular conduits
Definition: Device wherein there is a tongue or projection received
No. of patents: 97
Last issue date: 08/26/2008

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Number	Title	Issue Date
7416227	Conduit repair apparatus and method Repair apparatus in the form of a tubular member composed of a semi-tubular lower section and a semi-tubular upper section which engage along the side edges. The semi-tubular sections have flared ends which surround the ends of a discontinuous conduit which have bee...	08/26/2008
7357425	Barb clamp A barb clamp provides a leakproof connection of a flexible tube in a barbed fitting. The barb clamp includes a collet and sleeve. The barb fitting is configured to fit snugly within the tube. The collet is slid over the tube. Shelves on the interior surface of the c...	04/15/2008
7322380	Pipe insulation coupling A pipe insulation coupling for coupling adjacent facing ends of elongated cylindrical pipe insulation tubing encased around a fluid pipe includes an elongated body extending longitudinally between a first end and a second end. The elongated body includes a pair of C...	01/29/2008
7318455	Pipe body and forming method of the same The present invention provides a pipe body of which the edge sections contact with each other stably and which can be formed only by means of only a press processing without performing a welding in mass-producing, wherein separation-prevented engagement due to defor...	01/15/2008
7265293	Holdout devices and cover assemblies and methods incorporating the same The resilient sleeve member defines an axially extending inner passage. The holdout device includes a core mounted in the inner passage of the sleeve member. The core defines a core passage to receive the elongate substrate and has at least first and second sections...	09/04/2007
7094143	Security housing having ventilation openings A security housing contains a housing body having ventilation openings for supplying air to a heat source, in which air convection takes place for dissipating heat. First air guide elements are disposed in the housing body on a first side of each of the ventilation ...	08/22/2006
7044169	Pipe body and forming method of the same The present invention provides a pipe body of which the edge sections contact with each other stably and which can be formed only by means of only a press processing without performing a welding in mass-producing, wherein separation-prevented engagement due to defor...	05/16/2006
7017615	Protector A protector includes a main body, lids, hinges, and lock portions. The main body including a bottom wall, a first sidewall, and a second sidewall. The lids are coupled to the main body through the hinges. The lock portions are disposed between the lids and the main ...	03/28/2006
6904941	Helically formed cylinder of varying length and diameter A variable diameter cylinder made from a sheet having first and second edges that are opposite to each other and that slideably connect with each other to form a helical joint of a cylinder such that sliding the edges of the sheet along the joint varies a diameter a...	06/14/2005
6880581	Method of forming a tube A method of forming a tube involves the punching of tabs from overlapping longitudinal seam and folding the tabs to mechanically fix the opposed lateral edges of the sheet material forming the tube. ...	04/19/2005
6634076	Structure and method for joining parts The invention relates to an article of manufacture comprising a partial or complete tubular primary part defining a tube axis and having an at least partially curved circumferential wall at least partially encircling the axis; said wall comprising a joint...	10/21/2003
6527013	Insulated jackets for hot and cold piping systems and for hot and cold air ducting systems and methods of use The disclosure relates to a plastic jacket having air spaces formed by spaced walls used to insulate hot and cold piping systems and the fittings for those systems. The jacket is made from multiple segments, which are joined together along their longitudi...	03/04/2003
6520215	Tubular bar with integral rolled locking system and method of making same The modular grill for vehicles such as trucks includes an elongated screen of generally rectangular configuration, with the longest dimension extending horizontally and with the screen having inner and outer surfaces. A plurality of vertically spaced elon...	02/18/2003
6431216	Protective tube assembly A protection device for protecting a cylindrical structure has a pair of sections. The pair of sections when assembled form a tube. Each of the sections has inclined opposing mating surfaces. The sections have interlocking structures to resist longitudina...	08/13/2002
6391414	Structure and method for joining parts The invention relates to an article of manufacture comprising a partial or complete tubular primary part defining a tube axis and having an at least partially curved circumferential wall at least partially encircling the axis; said wall comprising a joint...	05/21/2002
6390139	Conduit pipe for telecommunication cable A conduit pipe is installed within a cable tunnel and telecommunication cables are disposed in the conduit pipe. The conduit pipe is divided longitudinally into a plurality of divided bodies. Each divided body is equipped at one longitudinal side with a r...	05/21/2002
6382260	Water resistant adjustable jackets for insulated pipe bends An adjustable jacket and method of covering an insulated conduit, the jacket having two parts which together form a cylindrical configuration over the insulated conduit. Overlapping flanges of the two parts equipped with grooves and ridges allow tightenin...	05/07/2002
6357196	Pultruded utility pole A hollow fiberglass utility pole includes a pair of segments that are a fiberglass sheet that has a semicircular cross-section. The segments have first and second longitudinal edges with male and female couplers respective shapes that have a complimentary...	03/19/2002
6315006	Pipe insulation coupling A pipe insulation coupling for coupling adjacent facing ends of elongated cylindrical pipe insulation tubing encased around a fluid pipe includes an elongated body extending longitudinally between a first end and a second end. The elongated body includes ...	11/13/2001
6315005	Water resistant adjustable jackets for insulated pipe bends An adjustable jacket and method of covering an insulated conduit, the jacket having two parts which together form a cylindrical configuration over the insulated conduit. Overlapping flanges of the two parts equipped with grooves and ridges allow tightenin...	11/13/2001
6311734	Showerhead security cover The showerhead security cover prevents unauthorized access to a connector of a shower assembly. The connector secures the showerhead to the shower arm, the connector, showerhead, and shower arm being standard without any modification required. The showerh...	11/06/2001
6308464	Reelable downspout for a rain gutter A downspout for use with a rain gutter is formed from an elongate member constructed substantially entirely of plastic material. During shipping and storage, the elongate member is maintained in a generally planar configuration that can be coiled on a man...	10/30/2001
6273145	Folded and hinged HVAC duct connector A plastic form having two or more sections and a hinged joint therebetween can be folded about the hinged joint and joined together by fastening devices to form a plastic duct connector for heating, ventilation and air conditioning systems....	08/14/2001
6247500	Conduit systems A modular conduit system comprises elongate conduit elements (50, 51) and conduit fitting elements (30, 37) longitudinally divided and provided with tongue and groove joints configured such that identical conduit halves or identical conduit fitting halves...	06/19/2001
6240967	Sleeve assembly for protecting conducting wires against damage by cutting implements A protective sleeve assembly for preventing damage to a power cord providing alternating voltage and current to an electric cutting implement during the inadvertent contact between the edge of the blade assembly of the cutting implement and the power cord...	06/05/2001
6207249	Cushioning product and method with stitching A cushioning conversion machine, method and product characterized by a connecting assembly that provides a mechanical interlock between overlapped portions of sheet-like stock material to prevent "unzippering" of a low density cushioning product produced ...	03/27/2001
6188024	Elbow for the angular connection of two stretches of raceway for electrical cable system Each raceway stretch includes a base section, external walls; one or more compartment walls providing for the existence of sub-raceways, folds capping the walls and forming longitudinal slots and a cover section for each sub-raceway. The internal bottom s...	02/13/2001
6182706	Piping jacket A piping jacket for insulating a piping element to prevent heat transfer and to protect the piping element from moisture and other elements. The piping jacket has a first edge portion with a curved edge and a second edge portion with a plurality of projec...	02/06/2001
6176052	Fire retarding division penetrating member The installation of a fire retarding division-penetrating member is enhanced and the member fits the outer circumference of inconstant penetrating material to prevent the filler from dropping. The heat expansion fire resistant material may be securely pro...	01/23/2001
6164338	Corrugated pipe with foot The invention relates to a corrugated pipe which, in accordance with the invention includes an engagement structure formed perpendicular to the longitudinal extent of the corrugated pipe, whereby the engagement structure includes a portion dimensioned in ...	12/26/2000
6137055	Corrugated tube and an automatic wire-loading device therefor A corrugated tube with a longitudinal slit is loaded with electrical wires and the slit is locked. This process is effected using one device and in a single step. The corrugated tube is provided on its outer surface with circular peaks and troughs alterna...	10/24/2000
6132842	Cushioning product A cushioning product having plural layers of a sheet-like stock material folded upon themselves to form a pillow-like portion. The lateral edges of the outer layer of the stock material are overlapped and connected together to maintain the geometry of the...	10/17/2000
6032702	Sheathing strip with mating side edges A sheathing strip with mating side edges that includes a flexible plastic film sheathing strip having a nominal thickness of less than twenty thousandths of one inch, first and second side surfaces, and first and second strip side edges; a first mating si...	03/07/2000
5947159	Fire retarding division penetrating member An elastic metal sheet member with thermal expansion material being lined on its internal face is curved to a C-letter shape. A claw is formed downward to a opening side tip, and a engaging mouth is formed to the opposite opening side tip. In this structu...	09/07/1999
5905231	Tubular sheathing channel to encase bunched cables A tubular sheathing channel assembly for housing bunched cables. The assembly includes a longitudinally slit sheathing wall of elastic plastic material and includes a pair of projections which are molded on along the slits (2) and which are formed with an...	05/18/1999
5884673	Pipe The leading end portion of a caulking pawl portion formed in the end portion of a pipe main body is formed integrally with the pipe main body through the side surface portion of the caulking pawl portion which has a larger width in the longitudinal direct...	03/23/1999
5875821	Housing for receiving individual components of a heating or cooling installation A housing for receiving individual components of a heating or cooling installation is formed of at least two shells of thermally insulating plastic which enclose the components between themselves. The shells are provided at their respective facing edges w...	03/02/1999
5566722	Self locking slitted corrugated tubing The present invention relates to corrugated protective sleeves (10) and for enclosing lengths of conducting equipment, such as cables, wiring and tubing, and more particularly to corrugated sleeves (10) and formed of a single piece of plastic. The corruga...	10/22/1996
5505230	Means for protecting conducting equipment A protective sleeve assembly 10 for use in protecting conducting equipment such as cables, wiring and tubing is disclosed as comprising a longitudinal body portion 12 which includes an inner surface 16 and an outer surface 14, a male locking member 18 ext...	04/09/1996
5471783	Tree guard A tree guard for young trees, seedlings, sapling and other plants such as vines which can be laid flat for storage and rolled into a cylinder for placing around a tree. The guard may include tapes for holding by means of a stake and light and air admissio...	12/05/1995

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Class 138/166 - With tongue in slot