Patent ID: 8640297

Claim:
A dethatching device for removing thatch buildup from the underside of a mower deck, the dethatching device comprising: a) a handle having the shape of a truncated cone extending the length of the handle along a first axis with a wide end surface opposite a narrow end surface, the wide end surface being sloped, and the handle being configured and arranged to fit in a hand of a user such that during use a user's hand is adapted to grip the truncated cone while the user is pulling the device, the width of the handle resisting slipping; b) a head being substantially obtuse to the first axis and an attachment portion, the head having: i) a lower straight edge having first and second ends being adapted for scraping; an upper straight edge having first end and second end and having a length smaller than the lower straight edge; ii) first and second angled edges, each having an upper portion and a lower portion, the lower straight edge first end and the upper straight edge first end being connected by the first angled edge, and the lower straight edge second end being connected by the second angled edge; iii) each of the first and second angled edges upper portions being straight and inwardly traverse to the lower straight edge, each of the first and second angled edges lower portions being curved toward the lower straight edge and traverse to the upper portion, the upper and lower portions of the angled edges and lower straight edge being adapted for scraping, each angled edge and lower straight edge being sized and shaped to substantially mate with and operatively scrape a curved portion of the underside of a lawn mower deck; the lower straight edge, the pair of angled edges, and the pair of curved edges cooperating to provide for scraping; c) a neck having a first end and a second end, the neck joining the handle to the head, the handle being positioned such that the narrow end is closest to the head and attaches to the second end of the neck and the first end attached to the attachment portion of the head, the neck including; i) a straight portion along the first axis and associated with the second end of the neck, and a curved portion associated with the first end, such that the head is disposed at an acute angle with respect to the first axis, such that the lower straight edge is angled towards the handle.