Abstract: A wheel bag for enclosing a bicycle wheel and attaching to a bicycle for transport along with a method for using the bag are described. In one embodiment, the bag is configured to be secured to a bicycle at three points while the bicycle is in a rooftop carrier for transport on an automobile.

Abstract: A wheel holding device for attaching to one or both a handlebar or a stem of a bicycle is described. In one embodiment, the device holds and secures the front wheel of a bicycle that has been removed from the bicycle's front fork for use when transporting the bicycle on a rooftop carrier of an automobile.

Abstract: A wheel holding device for attaching to one or both a handlebar or a stem of a bicycle is described. In one embodiment, the device holds and secures the front wheel of a bicycle that has been removed from the bicycle's front fork for use when transporting the bicycle on a rooftop carrier of an automobile.

Abstract: X-ray generator devices and methods for operating the same that utilizes anodes comprising thin cylinders to generate characteristic X-ray spectra, which emerges from the cylinders axially, as an intense beam.

Abstract: A system typically comprising a garage module that is coupled with a garage door opener and a remote module is disclosed. The remote module and the garage module are coupled for communication therebetween through an AC power grid of an associated building. The remote module includes an indicator that informs the user whether or not an associated garage door has been left open and permits the user to close the garage door using the remote module. Optionally, the system includes accessory modules typically for turning on one or more lamps when the garage door is opened so that a user can enter a lit home and need not fumble to find a light switch. Additionally, the garage module includes laser pointer that activate when a user opens a garage door and provide a convenient visual indicator to assist the user in parking his/her vehicle in a desired location.