Patents by Inventor Peter Reginald Crundwell

Peter Reginald Crundwell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Controllers of a vacuum pumping and/or abatement system
    Patent number: 11929982
    Abstract: A method of assigning an identifier to a controller of a modular vacuum pumping and/or abatement system, the method including: determining, by a first controller of the modular vacuum pumping and/or abatement system, that a first identifier is to be assigned to a second controller of the modular vacuum pumping and/or abatement system, wherein the second controller is located at a module of the modular vacuum pumping and/or abatement system; transmitting, by the first controller, a first signal indicative of the first identifier to the second controller; receiving, by a user input device coupled to the module, a user input; and adopting, by the second controller, the first identifier as its identifier in response to the user input.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: March 12, 2024
    Assignee: Edwards Limited
    Inventors: Peter Reginald Crundwell, Richard John Moran, Peter George Stammers, Steven Graham Barlow, Brent Haslett
  • PROGRAMMABLE LOGIC CONTROLLER
    Publication number: 20230091419
    Abstract: A programmable logic controller, PLC, comprising: a programmable logic module; a Modbus interface configured to receive one or more Modbus commands, the one or more Modbus commands specifying a configuration for one or more Boolean logic operations; and a programming module operatively coupled to the Modbus interface and the programmable logic module, the programming module being configured to program the programmable logic module in accordance with the configuration for the one or more Boolean logic operations specified by the received one or more Modbus commands.
    Type: Application
    Filed: February 24, 2021
    Publication date: March 23, 2023
    Inventor: Peter Reginald Crundwell
  • CONTROLLERS OF A VACUUM PUMPING AND/OR ABATEMENT SYSTEM
    Publication number: 20220035349
    Abstract: A method of assigning an identifier to a controller of a modular vacuum pumping and/or abatement system, the method including: determining, by a first controller of the modular vacuum pumping and/or abatement system, that a first identifier is to be assigned to a second controller of the modular vacuum pumping and/or abatement system, wherein the second controller is located at a module of the modular vacuum pumping and/or abatement system; transmitting, by the first controller, a first signal indicative of the first identifier to the second controller; receiving, by a user input device coupled to the module, a user input; and adopting, by the second controller, the first identifier as its identifier in response to the user input.
    Type: Application
    Filed: November 12, 2019
    Publication date: February 3, 2022
    Inventors: Peter Reginald Crundwell, Richard John Moran, Peter George Stammers, Steven Graham Barlow, Brent Haslett