Combined pressure regulator filter and lubricator

Ito , et al. June 18, 1

Patent Grant D317644

U.S. patent number D317,644 [Application Number 07/330,739] was granted by the patent office on 1991-06-18 for combined pressure regulator filter and lubricator. This patent grant is currently assigned to CKD Kabushiki Kaisha. Invention is credited to Tatsuaki Aoyama, Yasuyuki Ito, Hisanobu Niwa.


United States Patent D317,644
Ito ,   et al. June 18, 1991

Combined pressure regulator filter and lubricator

Claims

The ornamental design for a combined pressure regulator, filter, and lubricator as shown.
Inventors: Ito; Yasuyuki (Ichinomiya, JP), Aoyama; Tatsuaki (Ichinomiya, JP), Niwa; Hisanobu (Komaki, JP)
Assignee: CKD Kabushiki Kaisha (Komaki, JP)
Appl. No.: 07/330,739
Filed: March 30, 1989

Foreign Application Priority Data

Sep 30, 1988 [JP] 63-38442
Current U.S. Class: D23/235; D15/150; D23/209
Field of Search: ;D15/150 ;D23/200,207,209,233-237,243--247 ;137/237 ;184/26,55.1,55.2,103.1 ;357/453

References Cited [Referenced By]

U.S. Patent Documents
D96405 July 1935 Murphy
D103582 March 1937 Murphy
D106584 October 1937 Russel
D106585 October 1937 Russel
D145393 August 1946 Folke et al.
D192398 March 1962 Grove
D234356 February 1975 Holben et al.
D234357 February 1975 Humphrey
D234359 February 1975 Holben et al.
D234843 April 1975 Taylor
D236263 August 1975 Dussardier et al.
Primary Examiner: Largen; James R.
Assistant Examiner: Reynolds; Demetrius
Attorney, Agent or Firm: Neuman, Williams, Anderson & Olson

Description



FIG. 1 is a left side elevational view of a combined pressure regulator, filter and lubricator showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a front, top and right side perspective view thereof.

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