Patent ID: 11892462
Assignee: PARTICLE MEASURING SYSTEMS, INC.
Field: Measurement (Instruments)
Classification: CPC C  G  B | IPC B  C  G

Claim 20:
21. A method for sampling biological particles from a fluid flow, the method comprising:
drawing a fluid flow through one or more intake apertures and into a sampling head of an impactor, wherein the fluid flow contains biological particles;
impacting at least some of the biological particles onto an impact surface of an impactor base, the impactor base engaging the sampling head to enclose the impact surface;
exhausting the fluid flow from the sampling head;
manipulating the impactor or a component thereof via a magnet fixed to the impactor, wherein the manipulating comprises manual manipulation of the impactor or a component thereof via a magnetic hand tool; and
growing at least a portion of the biological particles received by the impact surface.