SEMI-HOLLOW TYRE WITH IMPROVED PROFILE AND ROLLING DEVICE PROVIDED WITH SUCH TYRES Russian patent published in 2019 - IPC B60C7/00 B60C13/00 

Abstract RU 2680872 C2

FIELD: agriculture; machine building.

SUBSTANCE: pneumatic tire (1) for an agricultural machine contains an axis (XX) of rotation and contains tread (7), sole (11) located opposite tread (7), and two sidewalls (13, 15) connecting tread (7) to sole (11). Tread (7), sole (11) and two sidewalls (13, 15) together form envelop (17) forming chamber (19) inside tire (1). At least one of sidewalls (13, 15) contains proximal portion (131), intermediate portion (133) and distal portion (135) in the specified order and successively in the radial direction from the axis (XX) of rotation outwards. Intermediate portion (133) projects into chamber (19) in a direction substantially parallel to the axis (XX) of revolution in the unloaded state.

EFFECT: technical result is an improvement in the tire performance characteristics due to the deformation of the sidewalls and soil coming off the tire, as a result of which the efficiency of tillage is increased.

11 cl, 27 dwg

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RU 2 680 872 C2

Authors

Phely Olivier

Piou Denis

Dates

2019-02-28Published

2013-11-07Filed