POWDER CHAMBER FOR AN AIR-POLISHING DEVICE AND AIR-POLISHING DEVICE
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United States of America Patent
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Dec 20, 2018
app pub date -
Jul 4, 2016
filing date -
Jul 4, 2016
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Abstract
Powder chamber for an air polishing device, extending from a top end to a bottom end along an axis, said powder chamber including at least two wall sections, where a first wall section forms a first angle with respect to the axis, and wherein a second wall section forms a second angle with respect to the axis, wherein the angles are measured in a measuring direction from the axis to the appropriate wall section in such a manner so that the acute angles are obtained, wherein the measuring direction) from the top end to the bottom end is counted positive, and wherein the measuring direction from the bottom end to the top end is counted negative, wherein the second wall section is arranged below the first wall section, and wherein the second angle is smaller than the first angle.
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