Portable airless sprayer

A portable airless sprayer comprising:

• a handheld power tool comprising:
• a drive element;
• and
• an output coupling actuated by the drive element;
• and
• a sprayer attachment comprising:
• an attachment housing;
• a pumping mechanism disposed in the attachment housing;
• an input shaft connected to the output coupling to drive the pumping mechanism;
• and
• an airless spray tip assembly coupled to the pumping mechanism.

A portable sprayer comprising:

• a power tool comprising:
• a housing having a handle;
• a drive element disposed in the housing;
• and
• an output shaft extending from the drive element and out of the housing;
• a sprayer attachment comprising:
• a pumping mechanism releasably coupled to the output shaft;
• a fluid cup configured to provide un-pressurized fluid to the pumping mechanism;
• and
• a spray assembly configured to receive pressurized fluid from the pumping mechanism;
• and
• an anti-rotation bracket coupling the power tool and the sprayer attachment.