USD846222S1 - Stepped spiral chute assembly having friction reduction panels - Google Patents

Stepped spiral chute assembly having friction reduction panels Download PDF

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Publication number
USD846222S1
USD846222S1 US29/561,349 US201629561349F USD846222S US D846222 S1 USD846222 S1 US D846222S1 US 201629561349 F US201629561349 F US 201629561349F US D846222 S USD846222 S US D846222S
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United States
Prior art keywords
friction reduction
spiral chute
chute assembly
stepped spiral
reduction panels
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
US29/561,349
Inventor
D. Robert Rodriguez
John R. McClary
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.)
ALTERNATIVE ENGINEERING Inc
Original Assignee
ALTERNATIVE ENGINEERING Inc
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
Priority claimed from US14/622,721 external-priority patent/US9415936B1/en
Application filed by ALTERNATIVE ENGINEERING Inc filed Critical ALTERNATIVE ENGINEERING Inc
Priority to US29/561,349 priority Critical patent/USD846222S1/en
Assigned to ALTERNATIVE ENGINEERING, INC. reassignment ALTERNATIVE ENGINEERING, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: Rodriguez, D. Robert
Application granted granted Critical
Publication of USD846222S1 publication Critical patent/USD846222S1/en
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Anticipated expiration legal-status Critical

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Description

FIG. 1 is a top perspective view of a stepped spiral chute assembly having friction reduction panels showing our new design;
FIG. 2 is a front side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a back view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines shown in the figures are for the purpose of illustrating portions of the stepped spiral chute assembly having friction reduction panels and form no part of the claimed design.

Claims (1)

    CLAIM
  1. We claim the ornamental design for the stepped spiral chute assembly having friction reduction panels, as shown.
US29/561,349 2015-02-13 2016-04-15 Stepped spiral chute assembly having friction reduction panels Active USD846222S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/561,349 USD846222S1 (en) 2015-02-13 2016-04-15 Stepped spiral chute assembly having friction reduction panels

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/622,721 US9415936B1 (en) 2014-07-31 2015-02-13 Stepped spiral chute assembly having friction reduction panels and method of forming same
US29/561,349 USD846222S1 (en) 2015-02-13 2016-04-15 Stepped spiral chute assembly having friction reduction panels

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US14/622,721 Continuation US9415936B1 (en) 2014-07-31 2015-02-13 Stepped spiral chute assembly having friction reduction panels and method of forming same

Publications (1)

Publication Number Publication Date
USD846222S1 true USD846222S1 (en) 2019-04-16

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US29/561,349 Active USD846222S1 (en) 2015-02-13 2016-04-15 Stepped spiral chute assembly having friction reduction panels

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD890442S1 (en) * 2018-09-28 2020-07-14 PetSmart Home Office, Inc. Spiral ramp for small animal habitat
US11155413B2 (en) 2019-09-13 2021-10-26 Stock Manufacturing and Design Co., Inc. Modular spiral chute

Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US964444A (en) * 1909-07-15 1910-07-12 Nelson Mowery Centrifugal coal-separator.
US1013292A (en) * 1909-07-12 1912-01-02 Louis Goehr Merchandise-chute.
US1480105A (en) * 1922-04-28 1924-01-08 Pardee Frank Spiral lowering chute
US1712714A (en) * 1927-08-31 1929-05-14 Anthracite Separator Co Spiral runway
US2437259A (en) 1943-03-20 1948-03-09 Kautz Frederick Method of forming plates for runways in spiral chutes and the like
US3513956A (en) 1966-09-27 1970-05-26 Gunsons Sortex Ltd Feeding device for elongated objects
US3565226A (en) 1968-04-15 1971-02-23 Donald M Winchester Spiral chute
US4222482A (en) 1978-07-24 1980-09-16 Kelley Hugh D Conveyor for handling free-flowing material
US4418813A (en) 1981-05-20 1983-12-06 Modular Automation, Inc. Modular open chuting
US4726456A (en) * 1986-06-04 1988-02-23 Portec, Inc. Braking system for a molded fiberglass spiral chute
USD296489S (en) * 1987-07-23 1988-06-28 The Post Office Spiral chute
US5083651A (en) * 1990-05-02 1992-01-28 Custom Metalcraft Inc. Tablet feed assembly
US5598914A (en) * 1995-04-25 1997-02-04 Portec, Inc. Removable sidewall for a molded spiral chute
US6371275B1 (en) * 2000-06-15 2002-04-16 Northrop Grumman Corporation Dual entry-double helix spiral chute
US7641034B2 (en) 2008-04-16 2010-01-05 Boustani Hadi C Document conveying system
US8733529B2 (en) * 2011-02-28 2014-05-27 Tiffin Metal Products Co. Chute for materials and method of making the same
US9415936B1 (en) * 2014-07-31 2016-08-16 Alternative Engineering, Inc. Stepped spiral chute assembly having friction reduction panels and method of forming same

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1013292A (en) * 1909-07-12 1912-01-02 Louis Goehr Merchandise-chute.
US964444A (en) * 1909-07-15 1910-07-12 Nelson Mowery Centrifugal coal-separator.
US1480105A (en) * 1922-04-28 1924-01-08 Pardee Frank Spiral lowering chute
US1712714A (en) * 1927-08-31 1929-05-14 Anthracite Separator Co Spiral runway
US2437259A (en) 1943-03-20 1948-03-09 Kautz Frederick Method of forming plates for runways in spiral chutes and the like
US3513956A (en) 1966-09-27 1970-05-26 Gunsons Sortex Ltd Feeding device for elongated objects
US3565226A (en) 1968-04-15 1971-02-23 Donald M Winchester Spiral chute
US4222482A (en) 1978-07-24 1980-09-16 Kelley Hugh D Conveyor for handling free-flowing material
US4418813A (en) 1981-05-20 1983-12-06 Modular Automation, Inc. Modular open chuting
US4726456A (en) * 1986-06-04 1988-02-23 Portec, Inc. Braking system for a molded fiberglass spiral chute
USD296489S (en) * 1987-07-23 1988-06-28 The Post Office Spiral chute
US5083651A (en) * 1990-05-02 1992-01-28 Custom Metalcraft Inc. Tablet feed assembly
US5598914A (en) * 1995-04-25 1997-02-04 Portec, Inc. Removable sidewall for a molded spiral chute
US6371275B1 (en) * 2000-06-15 2002-04-16 Northrop Grumman Corporation Dual entry-double helix spiral chute
US7641034B2 (en) 2008-04-16 2010-01-05 Boustani Hadi C Document conveying system
US8733529B2 (en) * 2011-02-28 2014-05-27 Tiffin Metal Products Co. Chute for materials and method of making the same
US9415936B1 (en) * 2014-07-31 2016-08-16 Alternative Engineering, Inc. Stepped spiral chute assembly having friction reduction panels and method of forming same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD890442S1 (en) * 2018-09-28 2020-07-14 PetSmart Home Office, Inc. Spiral ramp for small animal habitat
US11155413B2 (en) 2019-09-13 2021-10-26 Stock Manufacturing and Design Co., Inc. Modular spiral chute
US11667471B2 (en) 2019-09-13 2023-06-06 Stock Manufacturing and Design Co., Inc. Modular spiral chute

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