Robert L. Smith

We have the following patent for Robert L. Smith, which appears to be a system pipe.https://patents.google.com/patent/US3170468
R. L SMITH SMOKING PIPE i 2 Sheets-Sheet 1 l8)b let; 44b 20b Y 4 INVENTOR 346 zen lab 6 Robert 1.. 3mm
BY *W ATTORNEYS R. L. SMITH SMOKING PIPE Feb. 23, 1965 2 Sheets-Sheet 2 Filed Oct. 17, 1963 INVENTOR Robert L. Smith United States Patent 3,170,468 SMOKING PWE Robert L. Smith, Burgaw, N.C., assignor to Fiito Pipes, Inc, Burgaw, N.C., a company of NorthCarolina Filed Oct. 17, 1963, SeruNo. 316,923
Claims. (Cl. 131-413) This invention relates to smoking pipes and similar devices. The present invention more particularly relates to improvements over my application Serial No. 659,352, filed April 3, 1946, now Patent No. 2,628,622, issued February 17, 1953, and application Serial No. 69,297, filed January 5, 1949, now Patent No. 2,654,370, issued October 6, 1953, and this application is a continuationin-part application of my application Serial No. 79,211, filed December 29, 1960, now abandoned.
The prior art dealing with retroverted filtering systems for smoking pipes and the like have been found unsatisfactory because of problems in cleaning, assembly, and filtering. Filter pipes, primarily fail due to clogging of the filter material or the filter system generally. If too-many of the materials are taken out of othe smoke, the smoker is deprived of the fine flavor,
aroma and taste of the tobacco. If not enough materials are taken out of the smoke, the pipe tends to clog readily, bite, and otherwise produce an uncomfortable or strong smoke.
It is an object of this invention to provide a pipe or similar smoking device which is readily assembled and disassembled.
Yet a further object of thi invention is to provide a pipe or smoking device in which the filter itself is easily assembled and disassembled.
Still another object of this invention is to provide a pipe which maintains a cool and even smoke.
Another object of this invention is to provide a pipe which draws easily at all times and is not prone to clogging.
Still a further object of this invention is to provide a pipe which can be constructed of lightweight materials and yet which will have means for preventing deformation of the stem.
A further object of this invention is to provide a smoking pipe which is easily cleaned.
Yet another object of this invention is to provide a smoking device in which the filter material used i tobacco thereby afiording the smoker with a ready source of filtering material.
Another object of this invention is to provide a filtering device for pipes and the like which includes a throw away absorbent filter medium and which is not available can be replaced by a non-destructible unit which is provided at the time of sale.
Yet another object of this invention is to provide means for removing the filtering medium'with the minimum of.
diificulty in order to eliminate soiling of the hands duringreplacement of the filtering medium. 3
A further object of thi invention is to provide a smoking device in which the support for the filtering medium permits free draw and reduces clogging.
Another object of this invention is to provide a pipe which is extremely efiicient in the condensation of volatile fluids.
== References ==
Category:Patent