Patent ID: 9307697
Filing Date: 2016-04-12
CPC Classification: A01D

Claim Text:
1. A mower blade assembly attachable to a rotatable spindle, motor, or engine crankshaft, said mower blade assembly comprising: a mounting member having a central bore and at least a first end and a second end extending from said central bore, wherein an indexing aperture is formed through each of said ends, and wherein said mounting member includes a plurality of caps extending perpendicularly and positioned about each of said indexing apertures, wherein said mounting member includes opposing side edges extending between said ends, said side edges being curved; a locking mechanism operatively connected to the mounting member, said locking mechanism including a base and at least two arms extending from said base in a cantilevered manner, and an actuatable pin extends from an end of each arm; and at least two cutting blades selectively attachable to said mounting member, wherein each of said cutting blades including an indexing aperture formed therethrough, wherein each blade is operatively engageable to a corresponding end of said mounting member, and each cutting blade including a plurality of keyhole apertures for receiving said caps of said mounting member; wherein each of said pins of said locking mechanism is biased into selective engagement with said indexing aperture of said mounting member and said indexing aperture of one of said cutting blades for operatively connecting said cutting blade to said mounting member, and wherein engagement of said caps of said mounting member with said keyhole apertures of each of said at least two cutting blades provides for toolless attachment and removal of said at least two cutting blades to said mounting member.