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| Number | Title | Issue Date |
| 8033029 | Multi-reel marking apparatus A multi-line chalk reel is disclosed that may be comprised of three or more line reels disposed in a polar arrangement of parallel but distinct rotation axes that has a single method for engaging and disengaging a single drive arrangement to any one spool. This arra... | 10/11/2011 |
| 7913409 | Chalk line marking system A chalk line is marked by attaching two hooks to a nail, and then extending a string a length from the nail. The hooks are attached to an apparatus that has multiple springs, such that there is a string attached to the rear of the apparatus while the hooks are attac... | 03/29/2011 |
| 7913408 | Chalk line device, hook therefor, and method A chalk line hook is constructed and arranged to connect with an identical chalk line hook to provide a chalk line having a length of two chalk lines. The chalk line hook includes a connector portion, an anchor portion, and a lock portion. The connector portion is c... | 03/29/2011 |
| 7908754 | Linear marking apparatus The Linear Marking Apparatus that which includes an embedded marking substance (chalk) reel during use, allowing a single worker to effectively snap a marking line over the work surface. In various embodiments, the Linear Marking Apparatus the tool can also be utili... | 03/22/2011 |
| 7814672 | Framing square apparatus The framing square apparatus provides immediate visual confirmation of a square relationship between two spaced apart surfaces or points. A user need only visually reference the position of the line between squares of the apparatus to determine such. The apparatus i... | 10/19/2010 |
| RE41620 | Chalk line with viewing window A chalk line device includes a housing and a chalk line stored in the housing. The chalk line terminates in a hook at one end and the hook is disposed outside of the housing. The housing may include a side wall with a depression formed therein that is shaped to rece... | 09/07/2010 |
| 7770300 | Chalk line The chalk line comprises a housing that supports the spool having a string or line wound thereon in a chalk chamber. The transmission for rewinding the spool is located in a separate compartment. The chalk filled chamber is isolated from the transmission such that t... | 08/10/2010 |
| 7739805 | Snap line and method A snap line for use in applying powdered material to a surface. The line comprises at least one strand of material that has been coated with water repellent material. The line may be used in conjunction with powder that has also been coated with water repellent mate... | 06/22/2010 |
| 7735231 | Chalk line end fastener This Chalk Line End Fastener, is a hook similar in size to the conventional hooks but is cylindrical and narrower, coming to a sharp point. This pointed hook can still be used in the prior art manner, but more effectively can be pushed into most surfaces without the... | 06/15/2010 |
| 7707734 | Hands free chalk line snapper A chalk line marking device includes a chalk line that is held in a storing, dispensing and retracting device. The device comprises a housing and an element for gripping the chalk line when it is extended from the dispensing device and lifting it from the workpiece ... | 05/04/2010 |
| 7690125 | Construction layout tool A construction layout device comprising a body having a front face, rear face and two side faces; at least one base plate fastened to the underside of said body and providing support therefor atop a worksurface; a handle fastened atop said body, said handle having o... | 04/06/2010 |
| 7676941 | Chalk line or string attachment clamp for marking lines (straight angled or radius) on flat surfaces The chalk line attachment clamp is a new approach to snapping a chalk line on a flat surface such as plywood, sheetrock and other construction materials. It holds the chalk line at the specific desired location and allows one person to make an accurate straight line... | 03/16/2010 |
| 7624509 | Chalk box A chalk box including a housing, a reel, a line, an opening through which the line enters and exits the housing, and a removable cap located proximate the opening. The chalk box may also include a seal or seals located between the handle and the chalk to inhibit ent... | 12/01/2009 |
| 7555843 | Construction layout marking device A construction layout marking device includes a reel housing that uses a reel case to rotatably support a reel hub. A pair of spaced, parallel measuring tapes are secured, at inner ends, to the reel hub and can be coiled inside the reel case by rotation of the reel ... | 07/07/2009 |
| 7536799 | Chalk line apparatus with strategically located chalk fill opening A chalk line apparatus having a housing defining a chamber for a supply of chalk. A reel is mounted within the chamber for rotation around an axis. The housing has an opening through which a flexible line is directed from the reel to outwardly of the housing, for us... | 05/26/2009 |
| 7536800 | Chalk line apparatus and method of operating a chalk line apparatus A chalk line apparatus having a housing defining a chalk chamber and a reel for a flexible line mounted for rotation within the chamber. The chalk line apparatus further includes a collection space that communicates with the chamber through a housing opening. A flex... | 05/26/2009 |
| 7506454 | Apparatus for holding a marking line to a workpiece A clip for holding the end of a marking line at the edge of a board or panel to be cut includes opposite-facing planar jaws which grip opposing top and bottom surfaces of the panel. A stop block located between the jaws abuts the edge of the panel and includes for a... | 03/24/2009 |
| 7478484 | Chalk line apparatus with a spool configured to avoid cavitation A chalk line apparatus having a housing defining a chamber within which a supply of chalk can be stored and a reel within the chamber and mounted for rotation relative to the housing around a first axis. The housing has an opening through which a flexible line emana... | 01/20/2009 |
| 7469482 | Lay out line A chalk line apparatus for marking regularly spaced locations. The apparatus comprises a casing for powdered chalk containing a rotatable reel, line wound on said reel, and an exit opening for the line at one end of the holder. The line has evenly spaced short segme... | 12/30/2008 |
| 7389593 | Locating and tracing tool A tool of the invention comprises a casing having two mutually perpendicular elongate plane bearing faces extending in two longitudinal directions. A first laser beam generator generates a laser line in the first longitudinal direction. Air levels are used to check ... | 06/24/2008 |
| 7367130 | Snap line and method A snap line for use in applying powdered material to a surface. The line comprises at least one strand of material that has been coated with water repellent material. The line may be used in conjunction with powder that has also been coated with water repellent mate... | 05/06/2008 |
| 7334344 | Tape measure that incorporates a chalk line style marking device A tape measure that incorporates a marking device for allowing an individual to measure and mark a wide variety of materials in a more efficient and economical manner, and for measuring and marking the beginning point of reference and the measured position point sim... | 02/26/2008 |
| 7331116 | Multi-reel marking apparatus A multi-line chalk reel is disclosed that may be comprised of three or more line reels disposed in a polar arrangement of parallel but distinct rotation axes that has a single method for engaging and disengaging a single drive arrangement to any one spool. This arra... | 02/19/2008 |
| 7311283 | Chalk line device One embodiment of the invention provides a chalk line device having a helical gear and an improved locking assembly. The locking assembly comprises a first lock member having a lock button. The locking assembly also comprises a second lock member including an openin... | 12/25/2007 |
| 7299558 | Line marker A line marker includes a housing having a receiving cavity and an opening communicating with the receiving cavity, a retracting unit supported within the receiving cavity of the housing, an operating cable having an inner coupling end coupling with the retracting un... | 11/27/2007 |
| 7293363 | Dual line protractor for biometric measurements A dual line protractor fixed to a central axis which has two housings, each housing having a spool with retractable lines, the housings and spools being rotatably attached to the central axis. The spools and housings rotate independently of each other on the central... | 11/13/2007 |
| 7260899 | Tape measure having a handle and a removable chalk line marker and method therefor A construction tool has a tape measure. A handle is coupled to the tape measure. The handle allows a user of any size or shape hand to comfortably and easily use the tape measure. ... | 08/28/2007 |
| 7252259 | Independently drawing and tensioning lines with bi-directional rotary device having two spools A method of drawing lines into a housing includes: rotating a dial in a first rotational direction of the dial such that a first spool located in an interior of the housing is mechanically rotated in a first rotational direction thereby winding a first line thereabo... | 08/07/2007 |
| 7231722 | Lay out line A chalk line apparatus for marking regularly spaced locations. The apparatus comprises a casing for powdered chalk containing a rotatable reel, a wire rope wound on said reel, and an exit opening for the wire rope at one end of the holder. The wire rope is coated wi... | 06/19/2007 |
| 7200949 | Motorized chalk box The motorized chalk box includes a chalk line reel having an internal ring gear. An electric motor drives a pinion gear, which engages the ring gear, thus resulting in a very compact assembly. The motor and gearing are sealed from the chalk dust reservoir, through w... | 04/10/2007 |
| 7197832 | String line box tool A string line box tool comprising a chalk line box and a line block integral therewith used for guiding a string line rearward from the chalk line box through a groove in the line block in order to provide a free holding string line for carpentry or construction wor... | 04/03/2007 |
| 7197831 | Closure system for a fill opening on a chalk line reel housing A chalk line reel having a housing and a closure assembly. The housing has a storage space for a supply of chalk and a spool around which a supply of flexible line can be wrapped. The housing further has a wall with a fill opening therethrough in communication with ... | 04/03/2007 |
| 7171759 | Method and apparatus to accurately measure the angular orientation of two surfaces A method and apparatus are disclosed to measure the angular orientation of two surfaces. The device consists of two frames which are aligned to the surfaces. A continuous string is routed between the frames and put under tension. A position indicating instrument on ... | 02/06/2007 |
| 7156338 | Blind cord retractor A cord retractor device provides multiple retracting mechanisms for independently retracting cords in each of the retracting mechanisms while operating the mechanisms in unison. The retracting mechanisms may be ganged together to form a multiple cord retraction mech... | 01/02/2007 |
| 7147177 | Cable reel A cable reel having a one-way locking mechanism for locking a cable winding hub in one direction so that the user can adjust the extending status of the cables freely, and a button for unlocking the one-way locking mechanism for enabling the cable winding hub to rec... | 12/12/2006 |
| 7144169 | Packaging device integral with an applicator A packaging and dispensing device for a product, such as a cosmetic product. The device includes a reservoir containing the product, a cap which is removably mountable on the reservoir, and an applicator capable of being loaded with a quantity of product. A first en... | 12/05/2006 |
| 7121179 | Angle indicator for miter saw An angle indicator includes a wheel, a spring member and a rope. The angle indicator is used in a miter saw, which has a worktable, a swivel arm swivelably mounted to the worktable, and a saw blade rotatably mounted to the swivel arm, for indicating a bevel angle of... | 10/17/2006 |
| 7089679 | Measuring apparatus and method therefor An apparatus for measuring linear distances comprising a wheel to be rolled along a surface to be measured, wherein the wheel comprises a plurality of incremental line markers to facilitate measurement of selected intervals, and wherein the wheel is maintained withi... | 08/15/2006 |
| 7082692 | Adjustable multifunction ruler An adjustable ruler includes two elongate ruler members and an adjustable clamping member. Each of the ruler members includes a longitudinal slot, outwardly facing channels along opposite sides of the slot, parallel longitudinal sides, and measuring indicia marked a... | 08/01/2006 |
| 7051446 | Construction layout and angle measurement tool A construction layout and angle measurement tool includes opposite working sides having unique indicia for establishing angles from side edges or corners of building materials. When used with a reference line, and when attached to the workpiece, the tool allows site... | 05/30/2006 |
