Rotary cutter heads - Patent 0073595

(19)

(11)

EP 0 073 595 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	21.03.1984 Bulletin 1984/12

(43)	Date of publication A2:
	09.03.1983 Bulletin 1983/10

(21)	Application number: 82304323

(22)	Date of filing: 17.08.1982

(84)	Designated Contracting States:
	BE CH DE FR GB IT LI NL SE

(30)

Priority:

22.08.1981 GB 8125950

(71)	Applicant: WADKIN PUBLIC LIMITED COMPANY
	()

(72)	Inventor:
	Colton, Peter Malcolm ()

(54)	Rotary cutter heads

(57) In a rotary cutter block a blade is clamped in an inwardly divergent recess by a wedge. Springs means in a housing in the wedge takes up any slack when the wedge is loosened, which removes the need for operator manipulation of the wedge, blade and optional backing plate for the during setting. Also provided is a cam means for incrementally adjusting the blade outwardly of the cutter block.

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