Patents Assigned to Houston Elevator Service, Inc.
  • Fluid system noise suppressor
    Patent number: 4154265
    Abstract: A noise suppressor for fluid systems may comprise: a cylindrical housing, having an inlet and an outlet, through which fluid may flow and a baffle assembly disposed in the housing providing a path for the flow of fluid whereby the flow is diverted from one side of the housing to the other as fluid flows between the inlet and outlet. A perforated plate member may also be transversely disposed in the housing between the baffle assembly and either the inlet or outlet.
    Type: Grant
    Filed: October 31, 1977
    Date of Patent: May 15, 1979
    Assignee: Houston Elevator Service, Inc.
    Inventor: Jesse J. Holsomback
  • Hydraulic elevator power assembly
    Patent number: 4149382
    Abstract: A power assembly for supplying power to a hydraulic piston and cylinder unit for raising and lowering an elevator car. The power assembly may comprise: a hydraulic fluid reservoir; a hydraulic pump assembly, the intake of which is connected to the reservoir and the outlet of which is connected to the piston and cylinder unit; and a control valve disposed above the hydraulic reservoir for controlling the flow of fluid to and from the piston and cylinder unit.
    Type: Grant
    Filed: September 30, 1977
    Date of Patent: April 17, 1979
    Assignee: Houston Elevator Service, Inc.
    Inventor: Jesse J. Holsomback