Kenshin Kawamura 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).
Abstract: A front winding base frame (1A) and a rear winding base frame (1B) are respectively provided with winding arms (3A and 3B) that hold winding shafts (4A and 4B) so as to be capable of ascending and descending vertically, and the winding arms (3A and 3B) are attached to the front winding base frame (1A) and the rear winding base frame (1B) so as to be capable of being exchanged between the front winding base frame (1A) and the rear winding base frame (1B). A front-side touch roller frame (13A) and a rear-side touch roller frame (13B) are respectively provided with touch rollers (16A and 16B) so as to be capable of ascending and descending vertically, and the touch rollers (16A and 16B) are attached to the front-side touch roller frame (13A) and the rear-side touch roller frame (13B) so as to be capable of being exchanged between the front-side touch roller frame (13A) and the rear-side touch roller frame (13B).
Abstract: A front winding base frame (1A) and a rear winding base frame (1B) are respectively provided with winding arms (3A and 3B) that hold winding shafts (4A and 4B) so as to be capable of ascending and descending vertically, and the winding arms (3A and 3B) are attached to the front winding base frame (1A) and the rear winding base frame (1B) so as to be capable of being exchanged between the front winding base frame (1A) and the rear winding base frame (1B). A front-side touch roller frame (13A) and a rear-side touch roller frame (13B) are respectively provided with touch rollers (16A and 16B) so as to be capable of ascending and descending vertically, and the touch rollers (16A and 16B) are attached to the front-side touch roller frame (13A) and the rear-side touch roller frame (13B) so as to be capable of being exchanged between the front-side touch roller frame (13A) and the rear-side touch roller frame (13B).