Ex parte CAMPO et al. - Page 15

                    Appeal No. 96-3555                                                                                                                                    
                    Application No. 08/297,021                                                                                                                            

                              52.  A method of manufacturing a razor blade which includes                                                                                 
                    the steps of:                                                                                                                                         
                              stacking a plurality of blades with the edges substantially                                                                                 
                    at right angles to a selected continuous path;                                                                                                        
                              supporting the blades such that the blades are free to                                                                                      
                    riffle under fluid pressure directed against the blade edges;                                                                                         
                              providing a demagnetizing means along said path and moving                                                                                  
                    the blade stack through said demagnetizing means to ensure                                                                                            
                    separation of the blades during movement along said path;                                                                                             
                              thereafter, moving the stack at blades along the continuous                                                                                 
                    path through a pre-wash station, a wash station, a rinse station                                                                                      
                    and a final rinse station, each of said stations being separated                                                                                      
                    by wall structure having an opening formed therein to provide for                                                                                     
                    movement of the stack of blades therethrough and providing air                                                                                        
                    under pressure adjacent said wall structure between said wash                                                                                         
                    station, rinse station and final rinse station to form an air                                                                                         
                    curtain adjacent each of the openings;                                                                                                                
                              applying a liquid to the stack of blades at each of the pre-                                                                                
                    wash, wash, rinse and final rinse stations, the application being                                                                                     
                    directed at an angle and pressure to cause riffling of the blades                                                                                     
                    within the stack;                                                                                                                                     
                              providing non-contaminated water for said application at the                                                                                
                    final rinse station;                                                                                                                                  
                              circulating the applied water from the final rinse station                                                                                  
                    to the rinse station for said application at the rinse station;                                                                                       
                              circulating the applied water from the rinse station to the                                                                                 
                    pre-wash station for said application at the pre-wash station.                                                                                        


Page:  Previous  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  Next 

Last modified: November 3, 2007