USD829347S1 - Buffering mechanism for an extension ladder - Google Patents

Buffering mechanism for an extension ladder Download PDF

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Publication number
USD829347S1
USD829347S1 US29/565,466 US201629565466F USD829347S US D829347 S1 USD829347 S1 US D829347S1 US 201629565466 F US201629565466 F US 201629565466F US D829347 S USD829347 S US D829347S
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US
United States
Prior art keywords
buffering mechanism
extension ladder
extension
ladder
buffering
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.)
Active
Application number
US29/565,466
Inventor
Yelin Yin
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.)
Easytec Corp
Original Assignee
Easytec Corp
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 Easytec Corp filed Critical Easytec Corp
Priority to US29/565,466 priority Critical patent/USD829347S1/en
Assigned to EASYTEC CORPORATION reassignment EASYTEC CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: YIN, YELIN
Application granted granted Critical
Publication of USD829347S1 publication Critical patent/USD829347S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

FIG. 1 is a perspective view of a buffering mechanism for an extension ladder showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is left side elevation view thereof;
FIG. 5 is right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines shown in the figures are for the purpose of illustrating portions of the buffering mechanism for an extension ladder and form no part of the claimed design.

Claims (1)

    CLAIM
  1. The ornamental design for a buffering mechanism for an extension ladder, as shown and described.
US29/565,466 2016-05-20 2016-05-20 Buffering mechanism for an extension ladder Active USD829347S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/565,466 USD829347S1 (en) 2016-05-20 2016-05-20 Buffering mechanism for an extension ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/565,466 USD829347S1 (en) 2016-05-20 2016-05-20 Buffering mechanism for an extension ladder

Publications (1)

Publication Number Publication Date
USD829347S1 true USD829347S1 (en) 2018-09-25

Family

ID=63556938

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/565,466 Active USD829347S1 (en) 2016-05-20 2016-05-20 Buffering mechanism for an extension ladder

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US (1) USD829347S1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369411A (en) * 1965-10-05 1968-02-20 James L.R. Hines Accordion type pump rod seal
US4058018A (en) * 1976-04-15 1977-11-15 Quadrastat Controls Corporation Pressure compensated flexible bellows
USD315177S (en) * 1988-01-07 1991-03-05 Combi Co., Ltd. Toy accordion
USD332667S (en) * 1990-03-19 1993-01-19 Brooks Barry L Ladder support
US8291810B2 (en) * 2008-01-17 2012-10-23 Sunstream Corporation Hydraulic cylinder contamination prevention system
US20140284140A1 (en) * 2011-09-11 2014-09-25 Gilad Omri Telescopic ladder and locking mechanism thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369411A (en) * 1965-10-05 1968-02-20 James L.R. Hines Accordion type pump rod seal
US4058018A (en) * 1976-04-15 1977-11-15 Quadrastat Controls Corporation Pressure compensated flexible bellows
USD315177S (en) * 1988-01-07 1991-03-05 Combi Co., Ltd. Toy accordion
USD332667S (en) * 1990-03-19 1993-01-19 Brooks Barry L Ladder support
US8291810B2 (en) * 2008-01-17 2012-10-23 Sunstream Corporation Hydraulic cylinder contamination prevention system
US20140284140A1 (en) * 2011-09-11 2014-09-25 Gilad Omri Telescopic ladder and locking mechanism thereof

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