Abstract: A landscape rake for raking a landscape environment in both a forward and backward motion to move debris is provided. The landscape rake comprises a rake head having a top surface, a bottom surface, a first end, and a second end. A rake handle is releasably secured to the top surface of the rake head approximately equidistant between the first end and the second end. At least one track is formed in the bottom surface of the rake head. At least one tine system is receivable within the at least one track with a plurality of tines secured to the at least one tine system. A securing mechanism releasably secures the at least one tine system within the at least one track wherein the landscape rake allows raking of a landscape environment in both a forward and backward motion.

Abstract: A replaceable-blade knife useful as a carpet knife or utility knife, and having a handle with a spare-blade holder movably mounted therein, and a blade-clamping bar for securing an active cutting blade at one end of the handle. A locking means is provided to lock the holder in a protective closed position, and alternatively to release the holder to an open position by movement of the bar, and to enable ready access to blades in the holder.

Abstract: A replaceable-blade knife useful as a carpet knife or utility knife, and having a handle with a spare-blade holder movably mounted therein, and a blade-clamping bar for securing an active cutting blade at one end of the handle. A locking means is provided to lock the holder in a protective closed position, and alternatively to release the holder to an open position by movement of the bar, and to enable ready access to blades in the holder.