Reel-to-reel chalk line
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Dec 21, 2021
Grant Date -
Mar 5, 2020
app pub date -
Nov 10, 2019
filing date -
Nov 10, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus and method for a reel-to-reel chalk line comprising a first housing comprising a first reel, a first rotatable crank mechanism connected to the first reel, and a first chalk bin comprising apertures for allowing the passage of a continuous impregnable chalk line. The apparatus further comprises an opposed second housing comprising a second rotatable reel, a second crank mechanism connected to the second reel, and a second chalk bin comprising apertures for allowing passage of the continuous impregnable chalk line. The continuous impregnable chalk line is reeled about the first and second reels as the respective crank mechanisms are alternately rotated forward and backward. The chalk may include a variety of substances including powders, reactive powders, liquids, dyes, glass, minerals, plastics, ceramics, metals, and fibers. The continuous chalk line may comprise interconnected impregnable chalk lines joined by mechanical or chemical means forming the continuous impregnable chalk line.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully