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US 2008/0155955 A1Published application
Head Assembly For A Rotary Line Trimmer
OwnerFrancis John Walkerinventor
Life of this patent
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Abstract
A head assembly (1) for a rotary line trimmer includes a hub (2) and cap (3) screw threaded together. The hub (2) has an opening (7) for receiving a fastener for fixing the hub (2) to a rotating shaft of the line trimmer. The cap (3) has at least one aperture (6, 6′) therein for receiving a continuous length of cutting line (5, 5′). Opposing faces on the hub (2) and cap (3) cooperate to clamp each length of cutting line (5, 5′) therebetween when the cap (3) is screwed onto the hub (2).
Claims7
A had assembly for a rotary line trimmer including:
- a hub having an opening for receiving a fastener for fixing the hub to a rotating shaft of the line trimmer for rotation about an axis thereof, the hub having a first screw head and
- a cap with a second screw thread for engaging the first screw thread on the hub, at least one aperture through the cap for receiving a length of cutting line therethrough, wherein
- opposing faces on the hub and cap cooperate to clamp each length of line therebetween when the cap is screwed onto the hub.
(canceled)
Dependencies are inferred from the claim text.