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$5,000
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This contest is closed.
This contest is closed.
Winner![]()
m6i2m7i9k20 P
technologyWinner![]()
Yogesh Bansal
technologyWinner![]()
Takaaki Furuyama
technologyRunner Up![]()
NEHA JAI
technologyRunner Up![]()
Arpit Jain
technologyRunner Up![]()
King King
technologyRunner Up![]()
Rakon Nahar
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John Blaeuer
technologyPatent Known References
| Type | Patent Country | Patent Number |
|---|---|---|
| Patent | US | 1335421 |
| Patent | US | 1980777 |
| Patent | US | 3038590 |
| Patent | US | 3046805 |
| Patent | US | 3055229 |
| Patent | US | 3354735 |
| Patent | US | 4180155 |
| Patent | US | 4233853 |
| Patent | US | 4284409 |
| Patent | US | 4643294 |
| Patent | US | 4718544 |
| Patent | US | 4984363 |
| Patent | US | 5109976 |
| Patent | US | 5190146 |
| Patent | US | 5209704 |
| Patent | US | 6938754 |
| Patent | US | 7070042 |
| Patent | US | 2339069 |
| Patent | US | 2647619 |
| Patent | US | 3220272 |
| Patent | US | 4836361 |
| Patent | US | 4956914 |
| Patent | US | 7252473 |
| Patent | US | 6811020 |
| Patent | US | 200400653861 |
| Patent | KR | 0113106Y1 |
| Patent | US | 1299324 |
| Patent | US | 1335421 |
| Patent | US | 1980777 |
| Patent | US | 2082684 |
| Patent | US | 2161270 |
| Patent | US | 2647619 |
| Patent | US | 2788969 |
| Patent | US | 2886169 |
| Patent | US | 3038590 |
| Patent | US | 3046805 |
| Patent | US | 3055229 |
| Patent | US | 3078205 |
| Patent | US | 3216273 |
| Patent | US | 3338107 |
| Patent | US | 3363476 |
| Patent | US | 3392594 |
| Patent | US | 3626773 |
| Patent | US | 3812562 |
| Patent | US | 3995487 |
| Patent | US | 4284409 |
| Patent | US | 4430057 |
| Patent | US | 4836361 |
| Patent | US | 4840267 |
| Patent | US | 4913279 |
| Patent | US | 4956914 |
| Patent | US | 5190146 |
| Patent | US | 5205796 |
| Patent | US | 5497872 |
| Patent | US | 5657853 |
| Patent | US | 685680 |
| Patent | US | 6935488 |
| Patent | US | 6938754 |
| Patent | US | 7252473 |
| Patent | US | 1196922 |
Published Known References
| Type | Title of NPL |
|---|---|
| Other | "CEMA Standard 501.1 Specifications for ""Welded Steel Wing Pulleys"" Conveyor Equipment Manufacturers Association ANSI/CEMA 501.1-2003 (Revision of ANSI/CEMA 501.1-1988) (5 pgs.)." |
| Other | "CEMA publication ""Belt Conveyors for Bulk Materials"" revisions 1 through 7 showing fabricated wing pulleys and lagged wing pulleys." |
| Other | "CEMA publication ""Bucket Elevator Book"" revision 1 showing wing type boot pulley and spiral wing pulley page 56 Slated Self Cleaning Pulley page 57 spiral wing pages 74&78&133&139&140 and others within." |
| Other | Van Gorp Catalog GC-04: Unit and Bulk Conveyor Pulleys (2004) |
| Other | Van Gorp literature about Extra Heavy Duty Wing Mine Duty Wing XT-reme Wing Turn-Clean Wing Spiral Wing Quarry Duty Wing Snap Back Wing CEMA Class Wing DB Wing Lagging Lightweight Slat Wing |
| Other | "Conveyor Components Inc. (CCI) advertising about Standard Wing Heavy Wing Mine Duty Wing Quarry Duty Wing Quarry Duty AR Wing Spiral Wing Eliminator ""Clean Out"" Screw Pulley" |
| Other | Dodge Baldor ABB advertising about Herringbone Wing Wing Pulley HE Heavy Duty Wing Pulley Taper-Lock Heavy Duty Wing Pulley QD Heavy Duty Wing Pulley Mine Duty Extra Wing Pulley Spiral Wing Pulleys Elevator Wing Pulley Wing-Lag |
| Other | American Pulley advertising Crown Wing Pulleys Spiral Wings Heavy Duty Wings Mine Duty Wings |
| Other | Assick from Canada advertising Welded Steel Wing Pulley Heavy Duty Wing Pulley AR400 Wing Pulley |
| Other | C&Y Industries from China advertising Wing Pulley and Spiral Wing Pulley |
| Other | The Chantland Company (now owned by PPI) advertising B.D. Series - Belt Savers(Wing Pulleys) Standard Wing Pulley |
| Other | Continental Conveyor & Machine Works Ltd in Canada advertising welded steel wing type self cleaning conveyor and elevator pulleys Lagged Wing Pulley Spiral Wing pulley Special Self Cleaning Pulley Boot Wing Pulley |
| Other | Douglas Manufacturing in Alabama advertising Wing Pulley Standard Heavy Duty Wing Self-Cleaning Pulleys Spiral Wing Pulley Mill Duty Wing Mine Duty Wing Mine Duty Extreme Quarry Duty Wing Vortex Spiral Clean Pulley |
| Other | Hewitt-Robins Conveyor Components advertising Welded Steel Wing Pulleys Spiral Wing Pulleys Lagged Wing Pulleys |
| Other | Continental Conveyor & Equipment Co. in Alabama advertising Standard CEMA Duty Wing Pulley Welded Steel Wing Pulleys |
| Other | Luff Industries Ltd. In Canada advertising Wing Pulleys Spiral Wing Pulleys Helix Pulley |
| Other | Martin Sprocket advertising Standard Wing Pulleys Mine Duty Wing Pulleys Quarry Duty Wing Pulleys Quarry Duty AR Pulleys Spiral Wing Pulleys DSP Wing Pulleys Clean Flight Wing Pulley |
| Other | PCI ProCal Inc. in Alpena Michigan advertising The Eradicator Wing Pulley Heavy Duty Wing Mine Duty Wing Spiral Wing |
| Other | Stephens Adamson an Allis-Chalmers Co. advertising wing type pulleys |
| Other | Superior Industries advertising Wing Pulley Lagged Wing Pulley Mine Duty Wing Pulley |
