Patent ID: 11903339
Assignee: nan
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 6:
7. A cutting head device for a flexible trimmer line mowing machine comprising:
a head enclosure having coupling means for axially and rotationally attaching said cutting head device to said flexible trimmer line mowing machine wherein said head enclosure comprising a housing and said coupling means comprising a thrust face;
a lower cover releasable coupled to said housing comprised of a radial wall portion extending outwards from a central opening of the lower cover and a peripheral wall section extending vertically from the periphery of said radial wall portion, wherein said lower cover comprises cooperatively interengagable rotation control means;
a spool rotationally disposed within said head enclosure around an axis of rotation for storing a predetermined amount of a flexible trimmer line, said spool comprised of a hollow cylindrical core, cylindrical flanges each radially extending from said hollow cylindrical core and a central cavity including a closed face, wherein said spool comprising a flexible trimmer line guide to insert a portion of a new flexible trimmer line throughout; and
bumping means comprised of a radially extending wall, a peripheral wall portion, and a bumping surface, said bumping means rotationally engaged to said spool and said lower cover for releasing segments of the flexible trimmer line during operation and for manually winding the flexible trimmer line onto said spool, said bumping means rotationally and axially disposed within said lower cover central opening and comprising cooperatively interengagable rotation control means.