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US 5,884,465 AGranted
Cutter assembly for mowing apparatus
AssigneeCarl Sulberg GmbH & Co.
InventorsAdolf Ibach, Robert L. Powers
Life of this patent
Estimating the term…
Abstract
A cutter assembly for a mowing apparatus having at least two guards. Each guard includes a guard body, a tine, and a knife slot for receiving a knife section. A connecting web connects the two guards. An upper trashbar is fixed between the two guards above the knife section. Extending from the upper trashbar is a hold-down member movable into contact with the knife section.
Claims25
A cutter assembly comprising:
- at least two guards laterally spaced from and adjacent one another, each said guard comprising a guard body and a tine secured to said guard body;
- wherein each said guard has a knife slot between said guard body and said tine to receive a knife section secured to a reciprocating knife back;
- wherein each said guard body has a ledger surface facing said knife section, said ledger surface having lateral cutting edges;
- wherein said knife section has knife section cutting edges;
- at least one connecting web fixed between adjacent said guard bodies of said adjacent guards;
- each said guard being releasably securable to a cutter bar;
- an upper trashbar fixed to and extending between adjacent said tines of said adjacent guards;
- and
- hold-down means for holding down said knife section in the direction toward said ledger surface of said guard bodies, wherein said hold-down means extends from said upper trashbar and is movable into contact with a top face of said knife section.
6 more elements
A cutter apparatus combinable with a reciprocable knife section, said apparatus comprising:
- a first and a second guard spaced from one another, each said guard comprising
- a guard body,
- a tine secured to a forward section of said guard body,
- a knife slot between said guard body and said tine for receiving the knife section, and
- a ledger surface positioned to face the underside of said knife section when the knife section is received in said knife slot;
- at least one connecting web fixed between said first and second guards;
- an upper trashbar extending from the tine of said first guard to the tine of said second guard above said knife section;
- and
- a hold-down member extending downward from said upper trashbar and positionable above the knife section to limit the upward movement of said knife section relative to the ledger surface.
6 more elements
A cutter apparatus combinable with a reciprocable knife section, said apparatus comprising:
- a first and a second guard spaced from one another, each said guard comprising
- a guard body,
- a tine secured to a forward section of said guard body,
- a knife slot between said guard body and said tine for receiving the knife section, and
- a ledger surface positioned to face said knife section when said knife section is received;
- an upper trashbar fixed to and between said tines of said first and second guards, said upper trashbar having a threaded hole;
- and
- a stud screw member having an external thread for fitting into said threaded hole, said stud screw member extending downward from said upper trashbar and adjustable into contact with a top face of the knife section to limit the upward movement of the knife section.
5 more elements
Dependencies are inferred from the claim text.