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Class 29/521 - Surface interlocking


Subclass of Class 29 - Metal working
Definition: Process in which the parts have generally planar faces that
No. of applications: 41
Last issue date: 04/05/2012


1    
Application No.Application TitleIssue Date
20120079707Tongue-in-groove floor and wall
A method of making a set of interlocking floor or wall panels includes providing a single solid layer with a veneer layer on top. The fabrication method involves the use of edge routing using a tongue cutter on one edge and a groove cutter on the opposite edge to form t...
04/05/2012
20110280653MULTI-PIECE CANTED COIL SPRING SOCKET
A connector includes a canted coil spring, a multi-piece housing, and an insert element. The multi-piece housing includes a first housing part defining a bore of the housing, and a second housing part connected to the first housing part and comprising a tapered wall def...
11/17/2011
20110229788FUEL CELL STACK
The invention relates to a fuel cell stack with a plurality of membrane electrode assemblies (MEAs) and a plurality of bipolar plates, wherein at least one surface of a first bipolar plate runs in undulating fashion, meandering fashion or zig-zag-shaped fashion and extr...
09/22/2011
20110005981Screen basket with replaceable profiled bars
A screen basket with replaceable profiled bars and method of making such screen basket are described herein. The screen basket includes profiled bars evenly spaced circumferentially to form a plurality of continuous slots that covers the whole basket length. The profile...
01/13/2011
20100242255Fixing method for fixing components together
There is provided a fixing method for fixing components together in which two components in the form of a first component and a second component are positioned such that they are mutually superimposed in predetermined relative positions, and are then fixed together, whe...
09/30/2010
20100246038SNAP FIT CONNECTION IN A REAR VIEW MIRROR
The invention is related to an external rear view mirror assembly including a positive connection that fits mirror components as a support frame mounted to a mirror housing or shell. The positive connection is a connector having a two part snap-fit connector with a firs...
09/30/2010
20100200452Method and apparatus for covering a container
A method and apparatus for covering and identifying a container utilizing a thin film material and a frame. The thin film material covers a through hole in the frame and has a perforation that defines an outer detaching surface an inner covering surface commensurate wit...
08/12/2010
20100186215Method of joining plates of material to form a structure
A method of joining plates of material to form a predetermined structure, the method comprising: assembling a first plate (40) of a material comprising at least one recess (100) against a second plate (80) of material such that the at least one rece...
07/29/2010
20100031491Method of Incorporating a Tip into an Endovascular Device
An endovascular device tip assembly and method of making the same, incorporating a tip device with a first and second flange, usable with catheters and other suitable endovascular devices is provided. The tip assembly incorporates a tip device by providing a counterbore...
02/11/2010
20090311553STRAND CLADDING OF CALCIUM WIRE
A cored reactive metal wire is formed by gathering at least three strands of continuously fed elongated reactive metal wires into a bundle and aligning the bundle of wires with a continuously fed sheet of metal sheath. The bundle of wires is then compacted into a genera...
12/17/2009
20090223957Welded full contact floating roof and method
A sealed floating roof for a storage tank, comprising a frame and roof panels, in which the frame provides a guide for directing an automatic welder along said structure to allow for automated welding of the roof panels to the frame, and a method of forming such a roof....
09/10/2009
20090191019FASTENER SAFETY RETENTION
A safety fastener capable of retaining portions thereof in the event of breakage is disclosed. The safety fastener includes a through hole along the longitudinal axis of a shaft. A secondary member, such as a wire rope, may be disposed within the through hole. Capturing...
07/30/2009
20090068399Composite metal sheet, method for joining metal sheets, and device for joining metal sheets
It is an object of the present invention to provide a composite metal sheet having remarkably enhanced electrical property and reliability, a method for preparing the same composite metal sheet, and a device for preparing the same composite metal sheet. Specifically, th...
03/12/2009
20090065082CLOSURE PLUG
A closure plug for bores, including a cylindrical jacket of through hardened steel, whose outer peripheral surface features a toothed design....
03/12/2009
20080303277NON-BOLT JOINT STRUCTURE AND METHOD FOR PRODUCING NON-BOLT JOINT STRUCTURE
A non-bolt joint structure comprising; a packing ring sealing between a receiving opening section and an insertion opening section; an engaging means provided with an inner circumference of the receiving opening section preventing a polyethylene pipe from disengaging fr...
12/11/2008
20080250627FASTENING TWO COPLANAR EDGES WITHOUT A WELD
A method and apparatus for fastening two substantially coplanar edges without a weld is disclosed. The method includes: configuring a dovetail feature on a first edge; configuring a complementary dovetail feature receptacle on a second edge to receive the dovetail featu...
10/16/2008
20080178456METAL WOOD CLUB WITH IMPROVED HITTING FACE
A hitting face of a golf club head having improved strength properties. In one embodiment, the hitting face is made from multiple materials. The multiple materials form layers of a laminate construction of a flat portion of a hitting face insert. The layers of the lamin...
07/31/2008
20080072412Method and apparatus for covering a container
A method and apparatus for covering and identifying a container utilizing a thin film material and a frame. The thin film material covers a through hole in the frame and has a perforation that defines an outer detaching surface an inner covering surface commensurate wit...
03/27/2008
20080047121METHOD OF JOINING COMPOSITE HONEYCOMB PANEL SECTIONS, AND COMPOSITE PANELS RESULTING THEREFROM
The invention includes a method of joining edges of adjacent honeycomb core panel sections. In one embodiment, the method includes forming a first edge along a first cellular core panel section. The first edge includes a first plurality of edge cell walls along the firs...
02/28/2008
20070039161Gripping assembly for expandable tubulars
Grip between a tubular being expanded and the surrounding tubular is enhanced by disposing a wire in a groove. The wire is preferably harder than the surrounding tubular so that it can dig in upon expansion. The wire is mounted in the groove so that it is not stretched ...
02/22/2007
20060265867Use of ultrasonic horn to mechanically secure hooks to a smooth material web
An apparatus and method of temporarily coupling a hook material to a fibrous non-loop material by introducing the hook material to the non-loop material and ultrasonically vibrating at least one of the materials to cause temporary engagement between the two materials. ...
11/30/2006
20060260116METHOD OF SECURING FIRST AND SECOND SPLINED MEMBER TOGETHER
A method is provided for securing first and second splined members together, such as a midship tube shaft to an end fitting in a driveshaft assembly, to prevent relative axial movement from occurring therebetween. Initially, a first splined member is provided that inclu...
11/23/2006
20060225267FASTENER, METHOD OF ATTACHING A FASTENER TO A PANEL AND FASTENER AND PANEL ASSEMBLY
A fastener element including a barrel portion, a first radial flange portion integral and coaxially aligned with the barrel portion and a second radial flange portion having a diameter greater than the first radial flange portion coaxially aligned with the first radial ...
10/12/2006
20060218769FASTENER, METHOD OF ATTACHING A FASTENER TO A PANEL AND FASTENER AND PANEL ASSEMBLY
A fastener element including a barrel portion, a first radial flange portion integral and coaxially aligned with the barrel portion and a second radial flange portion having a diameter greater than the first radial flange portion coaxially aligned with the first radial ...
10/05/2006
20060213050Eyelet and method of forming the same
A stack arrangement has a first plate-shaped workpiece (12), at least one another plate-shaped workpiece, and an eyelet (14; 34) that connects the first workpiece (12) and the at least one another workpiece (13), with material of the first wo...
09/28/2006
20060196034Sheet fastening apparatus and method
A sheet fastening apparatus and method are provided. In another aspect of the present invention, a die assembly for forming a joint between sheets of material is disclosed wherein the die assembly includes an anvil, at least one die blade disposed adjacent to and overla...
09/07/2006
20060168792Apparatus and method for forming a joint between adjacent members
An apparatus and method for joining adjacent members, wherein the members are placed in an overlapping layered relationship. The members are clamped between a die and a blank holder. Once clamped, a clinching operation is performed on the members to create at least a pa...
08/03/2006
20060150389Method and device for securing components on peripherally closed hollow profiles
The invention relates to a method for fixing components (2) to peripherally closed hollow profiles (3). Walls (4,5) of the component (2) and the hollow profile (3) are connected to each other in a positive fit. In order to fix the comp...
07/13/2006
20060150390Method and die for fixing a functional element to a part made of sheet metal
Method for the attachment of a functional element having a head end and optionally a shaft part, in particular a fastener element, to a sheet metal part, optionally in liquid-tight and/or gas-tight form, wherein the functional element is pressed against the sheet metal ...
07/13/2006
20060137166Element attachable by riveting to a sheet metal part and also a component assembly and a method for the production of the component assembly
An element attachable to a sheet metal part by riveting, in particular an element in the form of a centering bolt, having a shaft part and a head part, wherein the head part has at its side confronting the sheet metal part an at least approximately ring-like ring recess...
06/29/2006
20060117545Method of securing a tire-based unit of a tire condition sensing system to a rim and an associated apparatus
A method of securing a tire-based unit (24) of a tire condition sensing system (12) to a rim (60) and an associated apparatus (62) are provided. The method comprising the steps of: position a mounting bracket (124) on the rim (60
06/08/2006
20060117546Method for the attachment of a functional element; a die; a functional element, a component assembly and a plunger arrangement
A method for placing a functional element, especially a fastening element, in an especially liquid-tight and/or gastight manner, on a metal part. The inventive method is characterized in that a functional element provided with a hollow head segment is pressed against th...
06/08/2006
20060117544Method for manufacturing a shell of a metallic cabinet
A shell of a metallic cabinet is made by means of folding two ends of a metal plate form fitting portions at the two ends, bending the metal plate and making the fitting portions engage each other to change the metal plate into a semi-finished shell, pressing the fittin...
06/08/2006
20060096075Clinching tool, die and method for use thereof
A clinching tool for mechanically interconnecting at least two stacked sheets manufactured of a ductile material comprises a punch and a die axially aligned thereto. The die cavity features a radiused surface profile at its closed end thus facilitating material flow the...
05/11/2006
20060016063Lockseaming process and apparatus for the same
The present invention provides a method and apparatus for forming thin wall sheet into a mechanically locked shell by providing a Mandrel that is shaped the same as the required shell and a set of forming rollers that forms the said sheet around the said mandrel. And pr...
01/26/2006
20050095446Metal felt laminates
A finished laminate is provided. The laminate includes an imperforate metal layer having a metallic surface, and a metallic felt layer having a first surface attached to the metallic surface and an exposed second surface facing away from the metallic surface. Also provi...
05/05/2005
20050081360Method for riveting or piercing and a device for carrying out the method
The method according to the invention for riveting, or self-piercing, by means of a riveting or self-piercing device (8), having a male die (3) guided by a pick-up device (4), both of which in each case can be moved towards a female die (5) a...
04/21/2005
20050044690Well screen cover
A well screen cover including a channel running along substantially the entire length of the well screen cover. The channel may be formed directly into the cover or separately formed and welded to the cover. The channel is open to the exterior of the well screen cover a...
03/03/2005
20050034291Tool assembly employing a flexible retainer
A flexible retainer for retaining die blades in a tool assembly. The retainer comprises inner and outer walls with the inner wall being generally concentric with and radially spaced inward from the outer wall. The inner wall defines a central opening in the retainer whi...
02/17/2005
20050028350Method of manufacturing yoke of rotary electric machine
A method of manufacturing a yoke includes a step of cutting a steel plate into a rectangular sheet having a plurality of first dovetail convexities at one end thereof and a plurality of second dovetail convexities at the other end, a step of rolling the rectangular shee...
02/10/2005
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