Patents by Inventor Glenn C. Lemmers

Glenn C. Lemmers 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).

  • MAIN GENERATOR STATOR SLEEVE FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190207482
    Abstract: A stator sleeve for use in an integrated drive generator has a body extending between a first end and a second end and has a generally cylindrical inner peripheral surface. An outer peripheral surface has a plurality of circumferentially extending ribs define intermediate oil cooling channels. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, Jr.
  • LAMINATION FOR MAIN GENERATOR ROTOR IN AN INTEGRATED DRIVE GENERATOR
    Publication number: 20190207450
    Abstract: A lamination for use in an integrated drive generator is formed from a plurality of plates having a body including a pair of opposed cylindrical surfaces. Non-cylindrical ditches are defined circumferentially intermediate the pair of cylindrical surfaces. A plurality of passages are formed in an outer periphery of the cylindrical surfaces including relatively large holes extending through a slot to the outer periphery. Grooves are formed intermediate the relatively large holes.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • GENERATOR DRIVEN GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190203821
    Abstract: A generator driven gear for use in an integrated drive generator has a gear body extending between a first end and a second end and having a disc extending radially outwardly. A boss extends from the disc toward the second end. There are outer gear teeth outwardly of an outer diameter of the disc. The outer gear teeth having a unique gear tooth profile with roll angles A, B, C, and D. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • GOVERNOR DRIVE GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190203820
    Abstract: A governor drive gear for use in an integrated drive generator has a gear body extending between a first end and a second end and having a disc extending radially outwardly. A boss extends from the disc toward the second end. There are outer gear teeth outwardly of an outer diameter of the disc. The outer gear teeth have a unique gear tooth profile with roll angles A, B, C, and D. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, Jr.
  • OUTPUT RING GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190195330
    Abstract: An output ring gear for use in an integrated drive generator has a gear body extending between a first end and a second end and having a disc extending radially outwardly. A boss extends from the disc toward the second end. There are outer gear teeth outwardly of an outer diameter of the disc. There are inner gear teeth inwardly of an inner surface of the disc. The outer and inner gear teeth have a unique gear tooth profile with roll angles A, B, C, and D. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: December 21, 2017
    Publication date: June 27, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • DISCONNECT PLUNGER FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190154091
    Abstract: A disconnect plunger for use in an integrated drive generator includes a plunger body extending between a first end and a second end. A cam surface is formed on the second end, and has a cylindrical cam portion extending across the second end. The cylindrical cam portion has a location formed at a radius about a point spaced beyond the second end relative to the first end. A first distance is defined from a second end facing surface of a cylindrical guide portion positioned intermediate first and second end. A ratio of the first radius to the first distance is between 0.15 and 0.30. The point is spaced in a direction perpendicular to a center axis of the plunger body, and measured from the center axis by a second distance. A ratio of the second distance to the first radius is between 0.25 and 0.40. An integrated drive generator and a method of replacing a disconnect shaft are also disclosed.
    Type: Application
    Filed: November 22, 2017
    Publication date: May 23, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • TERMINAL BLOCK COVER FOR USE IN INTEGRATED DRIVE GENERATOR
    Publication number: 20190157940
    Abstract: A terminal block cover for use in an integrated drive generator has a body having a closed outer face and extending to an open inner face, and having an open side and a closed side. There are four connection channels for receiving electric connections for each of three phases of power and a neutral, and they extend from the closed side to the open side. There are spacing channels formed between adjacent ones of each of the four connection channels, with the spacing channels being formed by two spaced ribs with an interior space. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: November 22, 2017
    Publication date: May 23, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • WEAR RING FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190154014
    Abstract: A wear ring for use in an integrated drive generator has a cylindrical body defining an axis and having a tab extending radially outwardly of an outer cylindrical surface of the cylindrical body. The tab has a radially outer point. A ratio of a first radius to the outer cylindrical surface from the axis to a second radius extending to the radially outer point from the axis is between 0.90 and 0.95. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: November 22, 2017
    Publication date: May 23, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • PERMANENT MAGNET GENERATOR ROTOR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190157927
    Abstract: A rotor for a permanent magnet generator includes a rotor body extending between a first end and a second end, having a cylindrical bore and a plurality of flats on an outer peripheral surface. Permanent magnets are positioned at the flats. An outer ring surrounds the permanent magnets and defines an outer diameter. A ratio of the outer diameter to an axial length between the first and second ends is between 3.2 and 3.4. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: November 22, 2017
    Publication date: May 23, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR., Diego Rocha
  • PUMP SLEEVE FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190145410
    Abstract: A pump sleeve for an inversion pump in an integrated drive generator has a pump sleeve body extending between a first end and a second end, the first end being at a location adjacent an enlarged endplate. The body extends to the second end with a generally cylindrical body portion having a bore of an inner diameter from the first end to the second end, and between the first and second ends for a distance. A ratio of the first distance to the inner diameter being is 1.8 and 2.0. In addition, an integrated drive generator is disclosed as is a method of replacing an accessory drive gear in an integrated drive generator.
    Type: Application
    Filed: November 10, 2017
    Publication date: May 16, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • SCAVENGE/CHARGE PUMP DRIVE GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190145406
    Abstract: A scavenge/charge pump drive gear for use in an integrated drive generator has a gear body extending between a first end and a second end and having a disc extending radially outwardly. A boss extends from the disc toward the second end. There are outer gear teeth outwardly of an outer diameter of the disc. The outer gear teeth have a unique gear tooth profile with roll angles A, B, C, and D. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: November 15, 2017
    Publication date: May 16, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • GOVERNOR AND INVERSION PUMP DRIVE GEAR
    Publication number: 20190146526
    Abstract: A governor and inversion pump drive gear for an integrated drive generator has a gear body extending from a first end to a second end. There is an enlarged disc between the first and second ends. A boss extends from the enlarged disc toward the second end and has an internal bore with spline teeth. The enlarged disc has input gear teeth at an outer periphery. A shaft portion extends from the disc to the first end. A flange is formed at a location intermediate the first end and the enlarged disc. The inner gear teeth and the drive gear teeth have unique tooth profiles. An integrated dive generator and a method are also disclosed.
    Type: Application
    Filed: November 15, 2017
    Publication date: May 16, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, JR.
  • Fixed wobbler for hydraulic unit
    Patent number: 10273990
    Abstract: A fixed wobbler of a hydraulic unit includes a body having a first end and an opposite second end, the first end defining a first surface, and the second end defining a second surface oriented at an angle relative to the first surface, the body having an outer diameter and an inner wall defining an inner diameter, wherein the outer diameter is approximately 2.1655+0.0000?0.0007 inches (5.5004+0.000?0.0018 cm), and wherein the inner diameter is approximately 1.043±0.003 inches (2.6492±0.0076 cm).
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: April 30, 2019
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Kris H. Campbell, Glenn C. Lemmers, Jr., Doren C. Smith, Jonathan C. Dell, Jong-Yeong Yung, Ted A. Martin
  • Seal Plate Located Between Two Housing Portions in an Integrated Drive Generator
    Publication number: 20190101059
    Abstract: A seal plate body has a first the zone including three bolt hole ears and an oil passage ear. A second zone includes four bolt hole ears. A third zone includes six bolt ears and one alignment pin ear. A fourth zone has three bolt hole ears. A fifth zone includes five bolt hole ears and one oil passage ear. A sixth zone includes three bolt hole ears and one alignment pin ear. Each of the bolt hole ears includes a bolt hole, and each of the oil passage ears includes an oil passage hole. An integrated drive generator and a method are also disclosed.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers
  • ACCESSORY DRIVE GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190101058
    Abstract: An accessory drive gear for use in the integrated drive generator includes a gear body extending between a first end and a second end and having a plurality of gear teeth at a radially outer surface adjacent the first end, and the gear teeth having a gear tooth profile, with roll angles A, B, C, and D, and the roll angle at A being between 17.0 and 18.5°, the roll angle at B being between 20.0 and 21.5°, the roll angle at C being between 29.5 and 31.0°, and the roll angle at D being between 32.5 and 34.0°. In addition, an integrated drive generator is disclosed as is a method of replacing an accessory drive gear in an integrated drive generator.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers
  • TRIM RING GEAR FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190101203
    Abstract: A trim ring gear for use in an integrated drive generator has a ring gear body extending between a first end and a second end. Outer gear teeth are formed on an outer surface, and inner gear teeth are formed on an inner surface. The outer tooth roll angle at A is between 16.0 and 17.5°, at B is between 17.5 and 190°, at C is between 22.0 and 23.5°, and at D is between 23.0 and 24.5°. The inner tooth roll angle at A is between 31.5 and 33.0°, at B is between 30.0 and 31.5°, at C is between 25.5 and 27.0°, and at D is between 24.0 and 25.5°. An integrated drive generator, and a method of replacing the trim ring gear are also disclosed and claimed.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers, Jessica M. Friedberg
  • DISCONNECT SHAFT FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190101162
    Abstract: A disconnect shaft for use in an integrated drive generator longitudinally extending between a first end and a second end having a plurality of gear teeth extending longitudinally from a first face disposed at the first end. A cam ledge is at an intermediate location between the first end and the second end. An annular cavity is defined between an inner surface of an inner bore of the disconnect shaft and an outer surface of a radially inner portion of the disconnect shaft. A generator and a method are also disclosed.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers
  • HYDRAULIC UNIT CYLINDER BLOCK FOR INTEGRATED DRIVE GENERATOR
    Publication number: 20190101202
    Abstract: A cylinder block for use in an integrated drive generator has a shaft portion with a relatively small outer diameter and a cylindrical body portion having a larger outer diameter than the shaft portion, and said cylindrical body portion formed with a plurality of piston chambers, said cylindrical body portion extending from a first end to a second end, said second end being provided with cylindrical ports leading into said piston chambers and said cylindrical ports having a third end and a fourth end wherein a ratio of a first distance from said first end to said fourth end to a second distance from said first end to said second end being between 0.91 and 0.93. A generator and a method are also described.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 4, 2019
    Inventors: Derek R. Hochstetler, Ted A. Martin, Duane C. Johnson, Glenn C. Lemmers
  • Hydraulic unit
    Patent number: 10228013
    Abstract: A hydraulic unit includes a housing, a pump located in the housing, and a motor located in the housing and operably connected to the pump such that the motor is driven in response to fluid pressure delivered to the motor from the pump. An output shaft is operably connected to and driven by the motor and includes a body having a first end and a second opposite end, and a first flange and a substantially identical second flange integrally formed with the body of the shaft adjacent the second end. A relief is formed about a circumference of the body. A plurality of first splines are integrally formed with an exterior of the body between the second portion and the third portion, and a plurality of second splines are integrally formed with an interior surface of the body adjacent the second end.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: March 12, 2019
    Assignee: HAMILTON SUNDSTAND CORPORATION
    Inventors: Kris H. Campbell, Glenn C. Lemmers, Jr., Mark J. Franklin
  • ELECTRICAL TERMINAL DEVICE
    Publication number: 20190067840
    Abstract: An electrical terminal device adapted to mount to a structure, and including a electrically non-conductive substructure, an electrically non-conductive cover, a heat resistant shroud, and an electric terminal. The substructure is in contact with the structure. The cover is engaged to the substructure. The substructure and the cover define a chamber, and the substructure defines, at least in-part, a sealed passage in communication with the chamber. The heat resistant shroud substantially covers the cover. The cover is substantially located between the shroud and the substructure. The electric terminal is located in the chamber and is attached to the substructure.
    Type: Application
    Filed: August 29, 2017
    Publication date: February 28, 2019
    Inventors: David S. Behling, Glenn C. Lemmers, JR., Dhaval Patel, Alan Kasner, Douglas J. Turner