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Match Document Document Title
7614158 Methods and devices for decoding locks  
The decoding of a lock, such as a pin tumbler type of lock, is completed by utilizing a method that includes the insertion of a key blank or other material with one or more reference indicators on...
7530884 System and method for duplicating keys  
A key duplication system employs a modular key duplication attachment in combination with a high-speed, rotary powered tool and a profiled abrasive cutter. The attachment comprises a base, a...
7484446 Manual punch press for keys  
Novel modifications to a standard Pro-lok Blue Punch manual punch press machine have been developed which permit the modified machine to accurately and consistently cut Sargent brand L and R series...
7300235 Key duplicating machine  
A portable, mechanically operated, key-duplicating machine that relies on a punch-cutting system that selectively punches out the particular notches or "bittings" of a key blank in response to the...
7189037 Versatile adjustable stylus for key duplicating machine  
A versatile adjustable stylus for key duplicating machine comprising an arm laterally secured at one end on the periphery of a cylindrical body, and laterally movably arranged at the other end on...
7163364 Clamp for a key cutting machine  
A clamp for a key cutting machine includes a base portion having opposing shoulders defining an accommodation. A pair of jaws is housed in the accommodation of the base portion for holding a key...
6895100 Method to identify a key profile, machine to implement the method and apparatus for the duplication of keys utilizing the machine  
A method to identify a key profile, comprising: illuminating with two laminar beams emitted by two laser light sources said two sides of said shank of a key driven to move axially relative to said...
6449381 Key imaging system and method  
A key imaging system and method for identifying and matching a key blank with an original key when duplicating an original key by placing the key on a supporting flat surface and forming images of...
6413024 Key code cutting device  
A key code cutting device includes a base, a milling tool, a carriage mounted on the base and movable along a first transverse direction, a work table mounted on the carriage and movable along a...
6308543 Key plate and method for manufacturing the same  
A key plate includes a key plate body that extends longitudinally and has a grip portion and a keyhole insertion portion connected to the grip portion. The keyhole insertion portion includes a flat...
6185311 Key imaging system  
A key imaging system for identifying and matching a key blank with an original key when duplicating an original key by placing the key on a supporting flat surface and forming images of the grooves...
6179531 Portable machine for processing keys  
A portable machine for processing keys, which uses computer-controlled sensors and servo motors to control the position of a bevel scale and the position of a cutting depth scale, so as to...
6175638 Shadow image acquisition device  
Shadow image acquisition device for the purpose of further digital key identification. Proposed device acquires a shadow image of a cross-section of a key by sending light rays along the groves and...
6152662 Key duplication apparatus and method  
In a method and apparatus for duplicating an original key, the keyway and keycode of the original key are measured and duplicated in a preform. The preform used in the duplication process need not...
6053677 Apparatus for supporting keys and key blanks during cutting thereof  
An apparatus and method for supporting angled or chevron-shaped keys or key blanks during cutting of bit surfaces in the blade portions thereof. The angled key blank is supported at the...
5964554 Duplicating key machine and method of operating same  
A key duplicating machine and the method of operating the machine wherein one or more key cutters move linearly along an axis perpendicular to the rotation of the key cutters. The linear movement...
5711643 Portable semi-automatic computer code key cutting machine  
This invention relates to a programmable semiautomatic portable key cutting machine. More particularly, this invention pertains to a portable key cutting machine which semi-automatically cuts key...
5676504 Key cutting machine with key tracing and electronic code cutting duplication modes  
A key cutting machine includes a cutter wheel, a key follower and a key positioning fixture for retaining a master key and a key blank in defined positions. Longitudinal and lateral displacement...
5671523 Method for supporting keys and key blanks during cutting thereof  
An apparatus and method for supporting angled or chevron-shaped keys or key blanks during cutting of bit surfaces in the blade portions thereof. The angled key blank is supported at the...
5607267 Method and apparatus for aligning and cutting single-sided and double-sided keys  
The present invention relates to the simultaneous duplication of both the bit notch pattern and shoulder position of a master key onto a key blank. The key blank is longitudinally and laterally...
5582050 Cylinder lock-key-combination, a key therefor and a method of producing the key from a key blank  
A cylinder lock-key-combination includes a lock cylinder, a cylinder housing (2) and a cylinder plug (3) provided with a key slot (3a) and a row of tumblers (5). The tumblers (5) and associated key...
5556240 Key positioning fixture for a key cutting machine  
A key positioning fixture facilitates the accurate duplication of double-sided key on a key cutting machine and includes a first key alignment element having an upper clamping element with a first...
5538374 Key duplicating machine and method  
A key duplicating machine which automatically liens the original and blank keys, clamping the keys in alignment with the appropriate clamping pressure, cuts double-sided keys in a single pass,...
5441369 Duplicating machine for security keys  
A code-duplicating machine for security keys usable in cylinder locks with a bolt operable by a plug and with a plurality of pins operable axially and rotataby by a cut key inserted into said plug...
5337588 Electronic lock and key system  
An electronic key and lock system, particularly useful for solenoid-operated locks employs a key that can operate electronically and mechanically. The key is mechanically polarized with its blade...
5314274 Method and apparatus for duplicating keys using tip-referenced alignment between key blank and master key  
The present invention relates to the simultaneous duplication of both the bit notch pattern and shoulder position of a master key onto a key blank. The key blank is longitudinally and laterally...
5271698 Key cutting machine with a code selectable key duplicating system  
A code selectable key duplicating system is adapted to function with a key cutting machine having a key follower for engaging and tracing the contour of a bit notch pattern formed in the blade of a...
5244321 Key cutting apparatus  
A code key cutting apparatus for cutting keys according to the majority of key-lock manufacturers codes as to the location, depth and shape of notches cut into a key blank. The apparatus includes a...
5201203 Flat plastic key with shortened key alignment groove  
A flat plastic key suitable for replacing a corresponding metal key having a key alignment groove disposed in a side of the key is configured to actuate a rotary cylinder lock having a rectangular...
5167171 Universal key blank and key duplication method  
A universal key blank incorporates special geometry enabling it to be used as a blank for duplicating a variety of related but geometrically dissimilar keys. The universal key blank functions with...
5133127 Bush code duplicator partial silhouette method  
This invention relates to the method for producing a coded reference key for use in the locksmithing trade. The method comprises cutting a key blank at a first coded depth and at a first shank...
5127532 Automatic key identification system  
A system for identifying and matching key blanks when duplicating an original key. A key holder is provided which positions the key horizontally along its longitudinal axis with the key's flat...
5050462 Tool and method for deciphering codes and recreating lost vehicle ignition keys  
A method and tool is provided for deciphering electronic codes and recreating lost or missing vehicle ignition keys for vehicle ignition systems in which an ignition key is employed which has a...
5042330 Key manufacturing method  
A key manufacturing method, which includes a first procedure to produce key bodies through material shape molding, side-edge cutting process, thickness, curvature and length milling process,...
4971489 Code key cutting machine fast cam feed  
A cam feed attachment and a quick space attachment for a code key and key card coded cutting machine enabling a fifty percent time saving in cutting code or master keys with much less effort and...
4969782 Key blank adaptor  
An adaptor for converting a conventional straight cut key duplicator into one capable of executing both straight and angular cuts. The angular cuts are necessary in duplicating MEDECO and EMHART...
4907919 Key manufacturing machine  
A key manufacturing machine utilizing a drilling assembly adapted to perform a drilling operations including a rotating assembly having a number of attaching block assemblies circumferentially...
4898504 Key cutting machine  
A key cutting machine capable of duplicating a key blank from a master key and cutting a key blank to form a desired key from a lock manufacturer's code or number governing the depths of the cuts...
4817406 Lock impressioning key  
An impressioning key for making an impression of the tumblers of a lock comprises a key blank having a main portion of relatively hard material with a recess in an upper forward edge portion. A...
4780032 Key duplicating apparatus  
A key duplicating apparatus is disclosed which includes a base and platform supporting a reciprocating carriage assembly and a pivotally mounted housing. The carriage assembly has a key securement...
4735069 Cylinder lock and key  
A key is an assembly of a thermoplastic handle and a blade, which are formed separately from each other. The blade is substantially flat, and includes on each of its opposite sides a plurality of...
4671711 Key-cutting machine  
A machine for cutting flat keys having extending tumbler-receiving recesses includes a mount for a key blade blank, a mount for a cutter, mechanism mounting the blank mount and the cutter mount for...
4657448 Pantograph angular bitted key cutting machine  
A pantograph angular bitted key cutting machine is provided which facilitates the replication of angular bitted keys, commonly known as MEDECO® keys by automatically replicating the position,...
4646590 Temporary key template  
A kit and method for constructing a temporary key template from a key code of a lock having pin tumblers is disclosed. The temporary key template is used as a master in order to make a permanent...
4614465 Cavity key duplicating machine  
A cavity key duplicating machine having an upright drill which may be moved upward and downward and has an adjustable stroke, an upright guide which may be moved upward and downward together with...
4553452 Method for producing security keys having closure possibilities differing from one another  
For producing security keys, in a first method step bore patterns differing from one another are produced, each bore pattern having the same number of bore locations. The corresponding bores are...
4551046 Device for reproducing coded keys  
The invention relates to a device for reproducing coded keys adapted to machines for reproducing keys by scanning and comprising a rotary cutter and a follower adapted to be displaced...
4545709 Machine for the encipherment of keys  
The machine comprises a milling cutter of the so-called cup type whereto a manually movable bracket is articulated. The bracket has journalled thereon a stand having the reference key clamps...
4521142 Key cutting machine  
A machine for cutting a contoured edge into a key blank according to a predetermined guide surface. The key blank is mounted in a vise located at one end of a fixture which has means for...
4498327 Cylinder locks and keys therefor  
A method of forming a key including providing a key blank of V-shaped transverse cross section so as to have two blade portions joined by a base portion. The method further includes forming teeth...
Matches 1 - 50 out of 80 1 2 >