Scraper blade for a conveyor belt cleaner
United States Patent D543670

Swinderman, Todd R. (Kewanee, IL, US)
Application Number:
Publication Date:
Filing Date:
Martin Engineering Company (Neponset, IL, US)
Primary Class:
Other Classes:
International Classes:
(IPC1-7): 0805
Field of Search:
15/245.1, 15/236.02, 15/236.06, D32/46, 15/236.01, 30/169, D7/688, 15/245, 15/236.08, 15/236.07
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US Patent References:
6986418Conveyor belt cleaner scraper blade with sensor and control system thereforJanuary, 2006Swinderman et al.
D502580Surface squeegeeMarch, 2005WilliamsD32/41
D503316Food serving apparatusMarch, 2005Webb et al.D7/688
D481501Windshield cleanerOctober, 2003RichterD32/41
6591969Conveyor belt cleaner scraper blade with sensor and method of manufactureJuly, 2003Swinderman et al.
6581754Conveyor belt cleanerJune, 2003Law
6439373Constant angle and pressure conveyor belt cleaner and tensioning arrangementAugust, 2002Swinderman
6401911Differential wear conveyor belt scraper bladeJune, 2002Swinderman
6374991Conveyor belt cleaner and tensioner assemblyApril, 2002Swinderman
6374990Conveyor belt cleaner scraper blade with sensorApril, 2002Swinderman
6321901Conveyor belt cleaner and tensionerNovember, 2001Strebel et al.
D450412Frost and ice scraperNovember, 2001HajdukD32/46
D434888Lottery ticket scraperDecember, 2000HendricksD32/46
5944167Scraper blade for primary belt scraperAugust, 1999Brink
5797477Conveyor belt scraper bladeAugust, 1998Veenhof
D391713SqueegeeMarch, 1998LaibD32/41
D392078Automobile window ice and snow removerMarch, 1998CourtsD32/46
5413208Conveyor belt scraper bladeMay, 1995Veenhof
D347918Scraper blade for belt conveyorsJune, 1994Gibbs
5310042Conveyor belt stripperMay, 1994Veenhof
4917231Constant angle conveyor belt cleanerApril, 1990Swinderman
4854443Conveyor belt cleanerAugust, 1989Gordon
D302880Lottery ticket scraper or the likeAugust, 1989TerryD32/46
4787500Conveyor belt scraperNovember, 1988Holz
4779716Conveyor belt cleanerOctober, 1988Gordon
4643293Conveyor belt cleanerFebruary, 1987Swinderman
4598823Conveyor belt cleanerJuly, 1986Swinderman
4533036Conveyor belt scraperAugust, 1985Gordon
D280109Cleaning card for ink jet print head or similar articleAugust, 1985Lewis et al.D18/99
4529084Scraper unit for an endless beltJuly, 1985Zhang
D276564Bowl scraper or the likeNovember, 1984LeiningerD32/46
4249650Belt cleaner mounting arrangementFebruary, 1981Stahura
4098394Ratchet tensioner for belt cleanersJuly, 1978Stahura
3994388Conveyor belt cleanerNovember, 1976Keiter
3841470CLEANER FOR CONVEYOR BELTOctober, 1974Meguro
3504786CONVEYOR CLEANERApril, 1970Matson
3342312Conveyor belt cleanerSeptember, 1967Reiter

Primary Examiner:
Attorney, Agent or Firm:

1. The ornamental design for a scraper blade for a conveyor belt cleaner, as shown and described.


FIG. 1 is a perspective view of a scraper blade for a conveyor belt cleaner;

FIG. 2 is a top plan view of the scraper blade;

FIG. 3 is a front elevational view of the scraper blade;

FIG. 4 is a bottom view of the scraper blade;

FIG. 5 is a left side elevational view of the scraper blade, the right side elevational view being a mirror image; and,

FIG. 6 is a rear elevational view of the scraper blade.