Single edge blade scraper
AssigneeWarner Manufacturing Company
InventorsSteven L. Thompson, David R. Henke
Life of this patent
Estimating the term…
Abstract
A blade scraper including a housing having a top cover case and a bottom containing case, a resilient trigger assembly generally disposing in the housing and a finger-actuating portion of the trigger assembly projecting from the housing through an elongated slot on the top cover case, and a scraping blade secured at a front end of the trigger assembly. The trigger assembly includes projections biasedly inserted into slots on the top cover case of the housing. The blade scraper is operated among a blade loading position, a blade scraping position and a blade storing position.
Claims17
A blade scraper for scraping a surface, comprising:
- a housing having a top cover case and a bottom containing case;
- a trigger assembly, being disposed in the housing, resiliently biased upward toward the top cover case, the trigger assembly having trigger actuating means projecting from the housing through an elongated slot disposed in the top cover case;
- retaining means for releasably retaining a blade on a front end of the trigger assembly;
- means for locking the trigger assembly in a plurality of positions relative to the housing;
- and
- wherein the retaining means includes a blade support portion at the front end of the trigger assembly having a recessed portion to receive a blade reinforcement portion of the blade, two blade holding tabs, which project from the blade support portion towards the top cover case, receiving corresponding side slots of the blade so that lateral and vertical movements of the blade relative to the trigger assembly are prohibited.
A blade scraper for scraping a surface, comprising:
- a housing having a top cover case and a bottom containing case;
- a trigger assembly, being disposed in the housing, resiliently biased upward toward the top cover case, the trigger assembly having an actuating trigger projecting from the housing through an elongated slot disposed in the top cover case;
- the trigger assembly having a blade retaining portion, the blade retaining portion retaining a blade on a front end of the trigger assembly;
- a locking mechanism, disposed on the housing, locking the trigger assembly in a plurality of positions relative to the housing;
- and
- the blade retaining portion including a recess to receive a blade reinforcement portion of the blade and two blade holding tabs which project towards the top cover case, the blade holding tabs receiving corresponding side slots of the blade so that lateral and vertical movements of the blade relative to the trigger assembly are prohibited.
Dependencies are inferred from the claim text.