Robert T Grubba

6441570, Aug 27, 2002

Jun 14, 1999

09/332649

Robert A. Grubba - Rochester Hills MI
Neil Young - Redwood City CA
Charles P. Horan - East Pointe MI
Martin D. Pierson - Howell MI

Lionel, LLC. - Chesterfield MI

H02K 714

318 3, 318 9, 105 15, 104DIG 1, 213 75 TC, 246122 A, 246192 R, 446467, 701 19

The present invention provides a controller for a model toy train set. In a first aspect of the invention, the controller includes a plurality of input connectors for receiving supply power from one or more remote power supplies and providing such power to a plurality of output connectors. In a second aspect of the invention, the controller includes an input device for producing an input signal to limit the amount of output power supplied from the controller to a toy train set when the controller is remotely operated from a remote transmitter. In a third aspect of the invention, the controller includes a programming circuit having a first mode for controlling a plurality of output channels from separate sets of inputs and a second mode for controlling the plurality of output channels from a single set of inputs.

6485347, Nov 26, 2002

May 17, 2000

09/572645

Robert A. Grubba - Rochester Hills MI
James G. Morrison - Royal Oak MI

Lionel, L.L.C. - Chesterfield MI

A63H 1914

446 25, 446 24, 446467

The present invention provides a smoke generator for a model train. The invention allows a toy locomotive to produce smoke as an actual train would, in a puffing pattern. The present achieves its purpose by manipulating the flow of air through a smoke generating housing with a fan and a blocking device.

6616506, Sep 9, 2003

May 17, 2000

09/572188

James G. Morrison - Royal Oak MI
Robert A. Grubba - Rochester Hills MI

Lionel L.L.C. - Chesterfield MI

A63H 1902

446467, 446465, 264274

The present invention provides a wheel assembly for a model toy train wherein the wheel assembly includes a wheel and a traction tire. The wheel including an undercut recess and at least one sprue. The traction tire is molding into the undercut recess through the sprue.

61860743, Feb 13, 2001

Nov 3, 1998

9/185304

Robert A. Grubba - Rochester Hills MI
Caleb Sullivan - Clinton Township MI
Kevin B. Chlebek - Farmington Hills MI
Jeffery A. Price - Lakeville MI

Lionel Trains, Inc. - Chesterfield MI

B61D 718

105 15

The present invention provides a drive assembly for a model toy train which connects a single drive shaft from an electric motor to a pair of discrete truck assemblies. The drive shaft drives a plurality of pinions which in turn drive a pair of worm shafts which extend toward the truck assemblies. A pair of worm wheel shafts are driven by the worm shafts to drive the wheels on the truck assemblies. A saddle and bearing combination rotationally connects the model toy train to the truck assemblies allowing the truck assemblies to freely rotate.