Spray device and methods of assembly and use

A spray device comprising:

• a bottle portion;
• a sleeve;
• and
• an engine;
• wherein the engine comprises a main spring that when compressed pressurizes a chamber containing a dispensable amount of fluid from the bottle portion,
• wherein the sleeve and the engine are configured to be torquable onto the bottle portion without compressing the spring,
• wherein the engine includes a cup having a cup wall and at least one cup rib extended radially outward from the cup wall, and
• wherein the at least one cup rib forms part of a spray device exterior surface with the bottle portion.

A spray device comprising:

• a bottle portion;
• a sleeve;
• and
• an engine;
• wherein rotation of the sleeve relative to the bottle by a user pressurizes a chamber containing fluid from the bottle,
• wherein the sleeve is configured such that auditory and/or tactile feedback is provided to the user during rotation of the sleeve thereby allowing the user to select an amount of the fluid to be dispensed,
• wherein the sleeve further includes at least one sleeve rib disposed along the sleeve, the at least one sleeve rib being configured for constraining the engine in a rotational position with the sleeve during the rotation of the sleeve, and the clicker blade is disposed on a sleeve rib bottom portion of the at least one sleeve rib.

A spray device comprising:

• a bottle portion;
• a sleeve;
• and
• an engine;
• wherein the engine comprises a spring that when compressed pressurizes a chamber containing a dispensable amount of fluid from the bottle portion,
• wherein the spring is enclosed between a cup and a cap, which have been fused together, and
• wherein the cap includes holes for engagement of an associated spin-welding tool.