Apparatus for producing a conical scan of automatically varying apex angle

• US 2,855,521 A
• Filed: 09/04/1952
• Issued: 10/07/1958
• Est. Priority Date: 09/04/1952
• Status: Expired due to Term

• Current Assignee: Henry Blackstone
• Original Assignee: Henry Blackstone
• Inventors: Blackstone, Henry
• Application Number:
  US03/307,861
• Time in Patent Office: 2,224 Days
• US Class Current: 250/347
• CPC Class Codes: F16H 37/12 Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types gearings with cranks, eccentrics, or like members fixed to one rotary member and guided along tracks on the other F16H21/14; crank or eccentric gearings with cams or additional guides, or with members having rolling contact F16H21/28, F16H21/30
• CPC Class Codes: H01Q 3/10 to produce a conical or spiral scan
• CPC Class Codes: Y10T 74/18544 Rotary to gyratory
• CPC Class Codes: Y10T 74/2179 Adjustable

Claims