Heat seal jaws with asymmetric teeth

    公开(公告)号:US11260603B2

    公开(公告)日:2022-03-01

    申请号:US16591780

    申请日:2019-10-03

    Inventor: Steven Tucker

    Abstract: A pair of mating sealing jaws for forming a seal between opposing heatsealable surfaces includes a first jaw and a complementary second jaw. Each jaw has a sealing surface that includes at least two peaks separated by a valley. Each peak includes a first face and a second face. A phantom line bisecting the valley defines a first angle between the phantom line and the first face and defines a second angle between the phantom line and the second face such that the first angle differs from the second angle.

    Quantitative liquid texture measurement apparatus and methods

    公开(公告)号:US10605787B2

    公开(公告)日:2020-03-31

    申请号:US16132830

    申请日:2018-09-17

    Abstract: A photo acoustic non-destructive measurement apparatus and method for quantitatively measuring texture of a liquid. The apparatus includes a laser generating tool, an acoustic capturing device, and a data processing unit. The laser generating tool directs a laser towards a surface of a liquid contained in a container and creates pressure waves that propagate through the air and produce an acoustic signal. The acoustic capturing device records and forwards the signal to a data processing unit. The data processing unit further comprises a digital signal processing module that processes the received acoustic signal. A statistical processing module further filters the acoustic signal from the data processing unit and generates a quantitative acoustic model for texture attributes such as hardness and fracturability. The quantitative model is correlated with a qualitative texture measurement from a descriptive expert panel. Textures of liquids are quantitatively measured with the quantitative acoustic model.

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