Sensorized Bead-Wire Toy for Studying Finger Force and Manual Dexterity

    公开(公告)号:US20230121081A1

    公开(公告)日:2023-04-20

    申请号:US17962597

    申请日:2022-10-10

    Inventor: Pranav J. Parikh

    Abstract: A hand function testing device includes a base having a number of rigid wires protruding from a surface thereof, each rigid wire having a stationary bead affixed at a predetermined position along the rigid wire, a moving bead movably mounted on the rigid wire and movable along a working region of the rigid wire defined between a base-end of the rigid wire and the stationary bead, the moving bead being mounted on the rigid wire via reception of the rigid wire through a lumen in the moving bead, and at least one force sensing element for measuring a force input to the moving bead. A method of testing hand function includes using the hand function testing device to measure a force input to a moving bead as the moving bead is moved within a working region on the rigid wire.

    DUAL NUCLEATION AND GROWTH INHIBITORS OF MINERAL SCALE

    公开(公告)号:US20230030968A1

    公开(公告)日:2023-02-02

    申请号:US17878258

    申请日:2022-08-01

    Abstract: Analogues of citrate, namely hydroxycitrate (HCA) and isocitrate (ICA), have dual roles as nucleation inhibitors and growth suppressors in the formation of mineral scale. Their potency is comparable to commercial phosphorous-based inhibitors, but they are more environmentally friendly, which has practical advantages for use in a broad range of commercial applications.

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