Patent ID: 11921018
Assignee: HERO SCIENTIFIC LTD.
Field: Measurement (Instruments)
Classification: CPC G  Y | IPC G

Claim 5:
6. The sampling device according to claim 5,
wherein the plunger head is shaped so as to define a plunger-head opening through the plunger head and into the internal plunger space,
wherein the filter-collection receptacle is shaped so as to define a receptacle opening and a shaft-passage hole at an end of the filter-collection receptacle opposite the receptacle opening,
wherein the sampling device is configured such that the filter is advanceable into the filter-collection receptacle via the plunger-head opening and the receptacle opening while the filter-collection receptacle is disengageably coupled to the filtration assembly,
wherein the sampling device comprises a filter-withdrawal shaft, which (a) is disposed partially within the filter-collection receptacle within the internal plunger space, (b) includes a proximal portion that is slidably disposed passing through the shaft-passage hole, and (c) includes a distal portion that is directly or indirectly coupled to the filter, and
wherein the sampling device is configured such that proximal withdrawal of the filter-withdrawal shaft, while the plunger head is within the tubular container, pulls the filter into the filter-collection receptacle via the plunger-head opening and the receptacle opening.