Improvements in or relating to Cultivators.

摘要

26,721. Widder, V. Dec. 8, 1910, [Convention date]. [Addition to 16,283/11.] Cultivators. - In a spring tooth of the kind described in the parent Specification, the auxiliary spring B is connected with a fixed loop c by a link e, which offers a resistance to the spring in normal working but is automatically forced past the dead-centre position by the engagement of the auxiliary spring with the extension g of the main spring A when an unyielding obstruction is met.