US2011119853A1PendingUtilityA1

Scraper

Assignee: CHEN YUEH-TINGPriority: Nov 26, 2009Filed: Nov 26, 2009Published: May 26, 2011
Est. expiryNov 26, 2029(~3.3 yrs left)· nominal 20-yr term from priority
Inventors:Yueh-Ting Chen
A47L 13/08B25G 1/04B25G 3/30B25G 1/102
51
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Claims

Abstract

A scraper includes a cylinder, a clamp, a blade and a striker. The cylinder includes a closed end and an open end. The clamp is secured to the closed end of the cylinder. The blade is clamped with the clamp. The striker includes a striking end movably inserted in the cylinder for striking the closed end of the cylinder to cause the blade to scrape a tile from a floor or wall.

Claims

exact text as granted — not AI-modified
1 . A scraper comprising:
 a cylinder including a closed end and an open end;   a clamp secured to the closed end of the cylinder;   a blade clamped with the clamp; and   a striker including a striking end movably inserted in the cylinder for striking the closed end of the cylinder to cause the blade to scrape an object from another object.   
     
     
         2 . The scraper according to  claim 1 , wherein the closed end of the cylinder is a hardened portion, wherein the striking end of the striker is a hardened portion. 
     
     
         3 . The scraper according to  claim 2 , wherein the closed end of the cylinder is a hardened block secured to the cylinder, wherein the striking end of the striker is a hardened block secured to the striker. 
     
     
         4 . The scraper according to  claim 1 , including a ring connected to the cylinder, wherein the striker is axially inserted through the ring, wherein an internal diameter of the ring is smaller than a diameter of the striking end of the striker. 
     
     
         5 . The scraper according to  claim 4 , wherein the ring includes a thread formed on an internal side, wherein the cylinder includes a thread formed on an external side and engaged with the thread of the ring. 
     
     
         6 . The scraper according to  claim 1 , including a cushioning grip provided on the cylinder. 
     
     
         7 . The scraper according to  claim 1 , including a cushioning grip provided on the striker. 
     
     
         8 . The scraper according to  claim 1 , wherein the clamp includes:
 a first jaw secured to the closed end of the cylinder; and   a second jaw detachably connected to the first jaw, wherein the blade is sandwiched between the first and second jaws.   
     
     
         9 . The scraper according to  claim 8 , wherein the first jaw includes a recess for receiving the blade. 
     
     
         10 . The scraper according to  claim 9 , including at least one fastener for fastening the second jaw to the first jaw.

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