USD271976S - Piston vacuum pump - Google Patents

Piston vacuum pump Download PDF

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Publication number
USD271976S
USD271976S US06/336,368 US33636881F USD271976S US D271976 S USD271976 S US D271976S US 33636881 F US33636881 F US 33636881F US D271976 S USD271976 S US D271976S
Authority
US
United States
Prior art keywords
vacuum pump
piston vacuum
piston
view
ornamental design
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US06/336,368
Inventor
Forest G. Brown
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ENDO Corp A CORP OF NY
SIGMA TEK Inc A KN CORP
SIGMA TEK
Original Assignee
SIGMA TEK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SIGMA TEK filed Critical SIGMA TEK
Priority to US06/336,368 priority Critical patent/USD271976S/en
Assigned to ENDO CORPORATION, A CORP. OF N.Y. reassignment ENDO CORPORATION, A CORP. OF N.Y. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: BROWN, FOREST G.
Assigned to SIGMA TEK, INC., A KN CORP. reassignment SIGMA TEK, INC., A KN CORP. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: EDO CORPORATION, 14-04 111TH ST., COLLEGE POINT, NY A NY CORP.
Application granted granted Critical
Publication of USD271976S publication Critical patent/USD271976S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of the piston vacuum pump showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front end elevational view thereof;
FIG. 5 is a rear end elevational view thereof;
FIG. 6 is a left side elevational view thereof; and
FIG. 7 is a right side elevational view thereof.

Claims (1)

  1. The ornamental design for piston vacuum pump, as shown.
US06/336,368 1981-12-31 1981-12-31 Piston vacuum pump Expired - Lifetime USD271976S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/336,368 USD271976S (en) 1981-12-31 1981-12-31 Piston vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/336,368 USD271976S (en) 1981-12-31 1981-12-31 Piston vacuum pump

Publications (1)

Publication Number Publication Date
USD271976S true USD271976S (en) 1983-12-27

Family

ID=64102973

Family Applications (1)

Application Number Title Priority Date Filing Date
US06/336,368 Expired - Lifetime USD271976S (en) 1981-12-31 1981-12-31 Piston vacuum pump

Country Status (1)

Country Link
US (1) USD271976S (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD759123S1 (en) * 2015-01-09 2016-06-14 Bi-Phase Technologies, Llc Fuel delivery module
USD763321S1 (en) * 2015-02-26 2016-08-09 Eaton Corporation Pulse damper
USD802639S1 (en) * 2016-03-03 2017-11-14 Sintokogio, Ltd. Electric cylinder
USD804553S1 (en) * 2016-04-05 2017-12-05 Sintokogio, Ltd. Electric cylinder
USD1015379S1 (en) * 2021-11-08 2024-02-20 Psg Germany Gmbh Pump
USD1029043S1 (en) * 2021-11-08 2024-05-28 Psg Germany Gmbh Pump

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD759123S1 (en) * 2015-01-09 2016-06-14 Bi-Phase Technologies, Llc Fuel delivery module
USD763321S1 (en) * 2015-02-26 2016-08-09 Eaton Corporation Pulse damper
USD797155S1 (en) 2015-02-26 2017-09-12 Eaton Corporation Pulse damper
USD802639S1 (en) * 2016-03-03 2017-11-14 Sintokogio, Ltd. Electric cylinder
USD804553S1 (en) * 2016-04-05 2017-12-05 Sintokogio, Ltd. Electric cylinder
USD1015379S1 (en) * 2021-11-08 2024-02-20 Psg Germany Gmbh Pump
USD1029043S1 (en) * 2021-11-08 2024-05-28 Psg Germany Gmbh Pump

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