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US 4,788,771 AGranted
Cord cutter head having a noncircular cross section
AssigneeKioritz Corporation
InventorToru Baba
Life of this patent
Estimating the term…
Abstract
A cord cutter head for use in, for example, a cord cutter type grass trimmer has a housing having a downward opening, a spool mounted substantially in the center of the housing and carrying a flexible cutter cord wound thereon. An aperture is formed in the wall of the housing so as to allow the portion of the cutter cord unwound from the spool to pass therethrough. The cross-sectional shape of said spool has a longer axis and a shorter axis.
Claims3
A cord cutter head comprising:
- a housing having a downward opening;
- a spool mounted substantially in the center of the housing and carrying a flexible cutter cord wound thereon;
- and
- an aperture formed in the wall of said housing and adapted to allow the portion of said cutter cord unwound from said spool to pass therethrough;
- wherein the cross-sectional shape of said spool has a longer axis and a shorter axis.
2 more elements
Dependencies are inferred from the claim text.