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Patent No. 5377411

Hair Cutting Appliance

A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.

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Class 156/252 - Perforating lamina


Subclass of Class 156 - Adhesive bonding and miscellaneous chemical manufacture
Definition: Processes in which the cutting operation forms a closed
No. of patents: 697
Last issue date: 05/22/2012


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NumberTitleIssue Date
5713128Electrosurgical pad apparatus and method of manufacture
A method of making a return pad for an electrosurgical system comprises the following steps. A first step includes die cutting an electrically conductive foil on a backing using a rotary press to create a foil blank. A second step includes peeling the con...
02/03/1998
5709763Rugged shaped sheet and process for manufacturing same
A rugged shaped sheet capable of exhibiting improved non-slip properties and aesthetic properties and a process for manufacturing the same. The rugged shaped sheet includes a base sheet member and a rugged pattern of a predetermined shape adhered to the b...
01/20/1998
5693169Method for making a capillary laminate material
The present invention relates to a method for making laminate materials, and more particularly the present invention relates to a method for making laminate materials having a capillary zone or passageway to acquire, move and/or store fluid within the lam...
12/02/1997
5690763Integrated chemical processing apparatus and processes for the preparation thereof
An integral structure is provided for chemical processing and manufacture, in which a plurality of laminae are joined together and having inlet and outlet ports connected by a three dimensionally tortuous channel. Chemicals are introduced through the inle...
11/25/1997
5690779Method for the production of a coated plate
The invention relates to a method and an apparatus for the production of a plate with depressions or apertures which is coated on at least one side. Plates of this kind are employed, for example, as passage-containing plates in hydraulic blocks for ABS/AS...
11/25/1997
5676781Method of producing a multi-layered ceramic circuit board
A method of producing multi-layered ceramic circuit boards comprising laminated, component ceramic layers containing at least one hollow inorganic powder and at least one non-hollow inorganic powder. Signal transmitting conductor patterns of the boards ar...
10/14/1997
5677032Perforated laminate and process for preparing same
A perforated laminate comprises consecutive plies of a first layer of kraft paper, a first layer of polyolefin, a layer of polyolefin fabric, a second layer of polyolefin, and a second layer of kraft paper....
10/14/1997
5670002Process for covering cut edge of a container opening with protective layer
A container comprises an opening whose cut edge is covered by a protective covering layer. The protective covering layer is formed to have a tube-shaped area in which a plane area is joined to both ends. The tube-shaped area covers the cut edge of the ope...
09/23/1997
5670013Dies for manufacturing a pack of self-opening bags
Dies are used in forming a pack of self-opening plastic T-shirt bags for use with a bagging rack. Each plastic bag in the pack of bags has a mouth tab portion between its two upwardly extending handles, which are at the sides of the mouth of the T-shirt b...
09/23/1997
5667619Method for making a fibrous laminated web
This invention relates to a method of making a fibrous laminated material wherein a first fibrous layer comprising a plurality of staple fibers or continuous filaments of a thermoplastic material and a second fibrous layer comprising a plurality of staple...
09/16/1997
5667625Apparatus for forming a fibrous laminated material
This invention relates to a fibrous laminated material wherein a first fibrous layer comprising a plurality of staple fibers or continuous filaments of a thermoplastic material and a second fibrous layer comprising a plurality of staple fibers or continuo...
09/16/1997
5661099Self-wound direct thermal printed labels
A self-wound label stock includes a thermal paper substrate. One face of the substrate is coated with a primer layer having ultraviolet light blockers and a release layer having a smooth surface finish. Another face of the substrate is coated with an adhe...
08/26/1997
5656113Method of manufacturing a multilayered wiring substrate of aluminum nitride having a high dielectric layer
An aluminum nitride multilayered wiring substrate and a method of manufacturing the wiring substrate are provided. The wiring substrate is provided with the high dielectric layer. Although the wiring substrate has no excessively multilayered structure, hi...
08/12/1997
5653834Process for making electrical feedthroughs for ceramic circuit board support substrates
Electrical feedthroughs in printed circuit board support substrates for use in making double sided ceramic multilayer printed circuit boards are made by insulating the feedthrough openings with a first layer of nickel oxide and one or more layers of glass...
08/05/1997
5651851Method for making insulated container blank
A flat insulated container blank for forming the sidewall of a conventional insulated paper container made on a rotary turret single wrap cup making machine includes an inner layer of container stock, an intermediate layer of insulating material adhered t...
07/29/1997
5651852Method for making linerless labels with a specific tie coat
Linerless label stock is produced from a single substrate utilizing a coating machine by moving the substrate through the coating machine and applying a tie coating to the substrate first face, a release coating to the substrate second face, and a pressur...
07/29/1997
5645672Method for forming a composite elastic material
A method for forming a composite elastic material. A thermoplastic film is extruded from an extruder. The thermoplastic film is fed while still in a molten condition onto a rotating forming structure exhibiting a multiplicity of apertures therein. A pneum...
07/08/1997
5645673Lamination process for producing non-planar substrates
Forming a green multi-layer component with an embedded pattern of barrier material, which may be in the form of a positive pattern to form a recessed area or in the form of a negative pattern to form raised areas on the component. Peripheral channels are ...
07/08/1997
5635019Strip applying hand tool with corner forming apparatus
There is disclosed a strip applying tool for applying strip material to substrates. The tool includes a slidably mounted punching member to remove a portion of the strip material thereby facilitating the formation of a corner while maintaining the strip i...
06/03/1997
5634595Drip irrigation hose and method for its manufacture
A drip irrigation hose of the continuous emitter type in which the outlets from the regulating passage each comprise a single longitudinal slit. By controlling the length of the slits and the flexibility of the film, water drips from the outlets when the ...
06/03/1997
5635000Method for screening using electrostatic adhesion
The present invention relates generally to a new apparatus and method for screening using electrostatic adhesion. More particularly, the invention encompasses an apparatus that uses an electrostatic charge during the screening process for a semiconductor ...
06/03/1997
5632840Method of making metal reinforced polymer stent
The metal reinforced polymer stent for use in blood vessels is formed of a thin planar sheet of metal, and is laminated on at least one side with a thin film of a polymer capable of absorbing and releasing therapeutic drugs. The thin planar sheet of metal...
05/27/1997
5628850Method for producing input/output connections in a ceramic device
A method for producing input/output connections in a ceramic device is disclosed. The ceramic device can provide wraparound input/output connections. The method can include first providing first and second green ceramic layers, forming at least one via in...
05/13/1997
5628856Method for forming a composite elastic material
A method for forming a composite elastic material. An elastic member having at least one elastic strand is fed onto a rotating forming structure exhibiting a multiplicity of apertures therein. The elastic member has a surface facing the forming structure ...
05/13/1997
5620550Packaging material with an opening arrangement and a method of producing same
A packaging material for producing packages includes a foundation layer that is provided with a through hole. A thermoplastic strip covers the through hole and an outer layer completely covers the thermoplastic strip and foundation layer. Various other la...
04/15/1997
5614043Method for fabricating electronic components incorporating ceramic-metal composites
The present invention relates to electronic components and in particular relates to ceramic-based electronic components wherein a portion of the component comprises a metal-infiltrated ceramic. In a preferred embodiment, the metal-infiltrated ceramic comp...
03/25/1997
5611876Method of making a multilayer LTCC tub architecture for hermetically sealing semiconductor die, external electrical access for which is provided by way of sidewall recesses
A packaging assembly for a semiconductor circuit chip is formed of a hermetically sealable, `tub`-like structure. The tub-like structure is comprised a laminated stack of thin layers of low temperature co-fired ceramic (LTCC) material. The laminated stack...
03/18/1997
5607535Method of manufacturing a laminated piezoelectric actuator
A method of manufacturing a laminated piezoelectric actuator including at least an actuator element which has a plurality of piezoelectric ceramics layers and internal electrode layers laminated alternately and external electrodes which connect alternate ...
03/04/1997
5601672Method for making ceramic substrates from thin and thick ceramic greensheets
Method for producing ceramic laminates from a plurality of greensheet layers which include one or more thin greensheet layers, e.g. having a thickness less than about 3 mils, with interposed patterned circuit layers and conductive vias, while avoiding the...
02/11/1997
5601681Method of construction of multipurpose cardcarrier or menu
A folder for carrying business cards and the like, and a method for inexpensively producing the card carrier is described herein. A paperboard folder, which can open and close along a spine, is coated or otherwise designed along its outer surface. A sheet...
02/11/1997
5595101Method and apparatus for making splice indicating holes through photographic paper
In a method for making splice indicating holes through photographic paper, a long strip of photographic paper web is conveyed in its longitudinal direction and is slit into a plurality of narrow webs, a tail end of the photographic paper web is spliced to...
01/21/1997
5580418Apparatus for making film laminated material
This invention relates to a film laminated material wherein a first film layer comprising a thin film of a thermoplastic material and a second fibrous layer comprising a plurality of staple fibers or continuous filaments of two or more thermoplastic or ot...
12/03/1996
5573620Method of manufacturing ceramic multilayer circuit component and handling apparatus for ceramic green sheet
Before ceramic green sheets formed on carrier films, which are prepared for manufacturing a ceramic multilayer circuit board, are stacked with each other, each carrier film is separated from each ceramic green sheet, which is maintained in a state being a...
11/12/1996
5571361Apparatus and method for fabricating breather bags
An automated continuous heat sealing apparatus and method are disclosed having dedicated operating stations for fabricating continuous hermetically sealed tubular structures and individual bags from rolls of continuous webs of polymer material, the first ...
11/05/1996
5567263Method of manufacturing a pallet of cardboard
A method of separately manufacturing a pallet platform and plural legs, both of cardboard construction material, at a manufacturing site contemplating assembly at a user's site, so that shipment therebetween is significantly enhanced by size reduction and...
10/22/1996
5565059Apparatus and method for preparing printing labels
An apparatus for the processing and segmenting of a cover-forming laminate web or sheeting structure which is adapted to interconnect a plurality of containers, such as the base members of blister packages each of which is designed to contain a hydrophili...
10/15/1996
5560794Method for producing an apertured abrasive absorbent composite nonwoven web
An absorbent, abrasive composite nonwoven web (42) may include at least four layers with two of the layers being formed by meltblowing (10, 54) and two of the layers being supporting carrier layers (14, 58). One of the meltblown layers is an abrasive surf...
10/01/1996
5560795Process for manufacturing a printed circuit board and printed circuit board
Producing a printed circuit board having at least two layers and having a carrier board, a first Conductor layer having contact areas and a second conductor layer having connecting areas, in which a conductive foil, provided with an adhesive coating, is l...
10/01/1996
5549777Three-dimensional, macroscopically expanded, apertured laminate webs and method for making
The present invention provides a three-dimensional, macroscopically expanded, apertured, laminate web suitable for use as a topsheet on an absorbent article and a method for making the same. The web includes a first layer of substantially transparent, pol...
08/27/1996
5543008Method of manufacture of a protective coating on an electronic assembly
A protective coating for an electronic assembly on a circuit board is made from a pre-fabricated, roll-flattened plastic ribbon having desired pre-determined thickness. From the ribbon, a suitably shaped membrane piece is produced, e.g., by stamping or by...
08/06/1996
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