Patents Assigned to Macroair Technologies, Inc.
  • Hub assembly for a large cooling fan
    Patent number: 9541097
    Abstract: A fan assembly having a motor with a shaft. A hub member is mounted to the shaft so as to be rotated thereby. The hub member defines slots that receive arm members in the slots. The arm members are secured via bolts or other fasteners in the slots and can be replaced if broken or worn. Fan blades are positioned over or otherwise mounted to the arm members. The fan blades and the arm members can be contoured to engage with each other along the length of the arm members so that force is transmitted therebetween.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: January 10, 2017
    Assignee: Macroair Technologies, Inc.
    Inventor: Edward K. Boyd
  • Safety retaining system for large industrial fan
    Patent number: 8956124
    Abstract: A securing system for a fan assembly. The securing system includes a first member which attaches to a motor mount and a second member which attaches to the hub of the fan assembly. The first member is interposed between the hub and the second member such that should the shaft of the motor break, the first and second members engage with one another and inhibit the fan assembly from falling away from the motor mount.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: February 17, 2015
    Assignee: Macroair Technologies, Inc.
    Inventors: Walter Kent Boyd, Edward Kent Boyd
  • SAFETY RETAINING SYSTEM FOR LARGE INDUSTRIAL FAN
    Publication number: 20140093385
    Abstract: A securing system for a fan assembly. The securing system includes a first member which attaches to a motor mount and a second member which attaches to the hub of the fan assembly. The first member is interposed between the hub and the second member such that should the shaft of the motor break, the first and second members engage with one another and inhibit the fan assembly from falling away from the motor mount.
    Type: Application
    Filed: October 11, 2013
    Publication date: April 3, 2014
    Applicant: MACROAIR TECHNOLOGIES, INC.
    Inventors: Walter Kent Boyd, Edward Kent Boyd
  • Hub assembly for a large cooling fan
    Patent number: 8579588
    Abstract: A fan assembly having a motor with a shaft. A hub member is mounted to the shaft so as to be rotated thereby. The hub member defines slots that receive arm members in the slots. The arm members are secured via bolts or other fasteners in the slots and can be replaced if broken or worn. Fan blades are positioned over or otherwise mounted to the arm members. The fan blades and the arm members can be contoured to engage with each other along the length of the arm members so that force is transmitted therebetween.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: November 12, 2013
    Assignee: Macroair Technologies, Inc.
    Inventor: Edward K. Boyd
  • Safety retaining system for large industrial fan
    Patent number: 8556592
    Abstract: A securing system for a fan assembly. The securing system includes a first member which attaches to a motor mount and a second member which attaches to the hub of the fan assembly. The first member is interposed between the hub and the second member such that should the shaft of the motor break, the first and second members engage with one another and inhibit the fan assembly from falling away from the motor mount.
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: October 15, 2013
    Assignee: Macroair Technologies, Inc.
    Inventors: Walter Kent Boyd, Edward Kent Boyd
  • Safety retaining system for large industrial fan
    Patent number: 7955055
    Abstract: A securing system for a fan assembly. The securing system includes a first member which attaches to a motor mount and a second member which attaches to the hub of the fan assembly. The first member is interposed between the hub and the second member such that should the shaft of the motor break, the first and second members engage with one another and inhibit the fan assembly from falling away from the motor mount.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: June 7, 2011
    Assignee: Macroair Technologies, Inc.
    Inventors: Walter Kent Boyd, Edward Kent Boyd