US 12,202,017 B2
Cleaning tools and methods for cleaning the pull cable of an ingot puller apparatus
Chin-Hung Ho, Hsinchu (TW); Chih-Kai Cheng, Zhubei (TW); Chen-Yi Lin, Jhunan Township (TW); Feng-Chien Tsai, Zhubei (TW); Tung-Hsiao Li, Toufen (TW); YoungGil Jeong, St. Peters, MO (US); and Jin Yong Uhm, Lewisville, TX (US)
Assigned to GlobalWafers Co., Ltd., Hsinchu (TW)
Filed by GlobalWafers Co., Ltd., Hsinchu (TW)
Filed on Apr. 14, 2023, as Appl. No. 18/300,850.
Claims priority of provisional application 63/335,447, filed on Apr. 27, 2022.
Prior Publication US 2023/0347388 A1, Nov. 2, 2023
Int. Cl. B08B 5/02 (2006.01); C30B 15/30 (2006.01); C30B 29/06 (2006.01); B08B 9/28 (2006.01); B08B 9/34 (2006.01); C30B 15/00 (2006.01); C30B 35/00 (2006.01)
CPC B08B 5/02 (2013.01) [C30B 15/30 (2013.01); C30B 29/06 (2013.01); B08B 9/28 (2013.01); B08B 9/34 (2013.01); C30B 15/00 (2013.01); C30B 35/00 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A cleaning tool for cleaning a pull cable of an ingot puller apparatus, the cleaning tool comprising:
a frame comprising a main body;
a chamber that extends through the main body for receiving the pull cable;
one or more nozzles for directing a pressurized fluid at the pull cable;
an exhaust flue for carrying away fluid discharged from the one or more nozzles; and
one or more outer guides that guide the cleaning tool within an upper chamber of the ingot puller apparatus during cleaning of the pull cable, the one or more outer guides being disposed radially outward from the main body, each of the one or more outer guides comprising a roller for contacting an inner surface of an upper chamber of the ingot puller apparatus.