Method of brushing a pet using a brush with an adjustable head

A method of brushing a pet having hair, comprising the steps of:

• (1) providing a brush for pets, comprising:
• a handle;
• a brush element including numerous bristles extending downwardly therefrom;
• a brush element holder which holds the brush element;
• a connecting part provided at a lower end of the handle;
• a vertical connecting pin for connecting the connecting part with the brush element holder such that the connecting part and the brush element holder are rotatable relative to each other around a vertical axis;
• and
• an engaging mechanism provided between the connecting part and the brush element holder for allowing engagement and disengagement of the engaging mechanism at a plurality of engaging positions, said engaging mechanism including a plurality of recesses formed on an upper surface of an upper part of the brush element holder, a coil spring inserted into a blind hole of the connecting part, and a ball which is always biased downwardly by the coiled spring and engageable with any selected one among the plurality of recesses;
• (2) positioning the connecting part and the brush element holder at a desired position via the engaging mechanism by rotating the connecting part relative to the brush element holder around the vertical axis such that the ball engages one of the recesses;
• (3) placing the bristles into contact with the hair of the pet and brushing the hair of the pet with the brush.