Patent ID: 6941735

Claim:
In a landscape maintenance device having a power unit and a dismountable tool affixable thereto, wherein said power unit is adapted to releaseably engage said dismountable tool and provide motive power thereto, a method of engaging said power unit to said dismountable tool comprising the following steps: A) providing a power unit having a carriage and a carrier associated therewith; B) providing a dismountable tool having a receiving plate associated therewith; C) providing a first pivot member located at the top of said carriage; D) providing a second pivot member located at the top of said receiving plate and engageable with said first pivot member; E) providing a latch located opposite said first and second pivot members associated with said carriage and said receiving plate; F) aligning said first pivot member with said second pivot member; G) rotating said power unit about an axis so as to raise said carriage upwardly and engage said first pivot member with said second pivot member; H) wherein said power unit carriage, said engaged pivot members and said receiving plate associated with said tool define a hinge having an upwardly oriented vertex, rotating said power unit to raise said vertex upward so as to close said hinge; and I) effecting locking of said carriage and said receiving plate with said latch as said hinge is closed.