WO1997003727A1 - Improved stilt system - Google Patents
Improved stilt system Download PDFInfo
- Publication number
- WO1997003727A1 WO1997003727A1 PCT/US1996/011830 US9611830W WO9703727A1 WO 1997003727 A1 WO1997003727 A1 WO 1997003727A1 US 9611830 W US9611830 W US 9611830W WO 9703727 A1 WO9703727 A1 WO 9703727A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- leg support
- stilt
- platform
- bracket
- strap
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B25/00—Stilts or the like
Definitions
- the present invention relates to stilt systems, particularly stilt systems used in the construction industry for accessing and hanging suspended ceiling structures, as well as
- stilt systems Such systems permit them freedom of movement by walking, while raising the workers to a desired elevated height.
- Such stilts are known in the art and are sold under various trade names.
- One well-known stilt system is sold under the trade
- the DURA-STILT is an adjustable stilt to be worn on each leg. It has a floor platform and a shoe platform
- a hollow tubular leg support is attached to the rearward vertical member. Straps are
- the vertical members are pivotally attached to the upper shoe platform and the lower floor platform and are spring ⁇ loaded, the vertical members are maintained in a substantially parallelogram
- leg support member had a tendency to loosen and become detached from the stilt, thereby causing the stilt to disassemble
- the present invention is directed to improvements in the spring-loaded parallelogram stilt of the DURA-STILT type.
- An improved leg support attachment is
- leg support is attached by a capturing bracket to the rearward
- a nut and bolt pass through the capturing bracket, the bottom of the leg support and through a plastic block captured within the inside of the hollow tubular
- a yoke structure is provided at the shoe platform level for providing
- the yoke structure is of
- the yoke structure is slidably engaged with a slot in a bracket attached
- the lower leg support attachment employing the capturing bracket and the yoke structure serve to prevent the leg support from accidentally becoming detached from the stilt.
- These straps are made of a suitable belt or
- strap material and have on the surface of the straps or belts hook and loop fastening
- the remaining surfaces ofthe strap are covered with hook fastening material.
- a gap or space is provided between the different fastening material patches so that fold lines are created in which a fastening buckle is engaged.
- the length of the strap is adjusted using an
- FIG. 1 is a perspective view of an improved stilt in accordance with the present
- FIG. 2 is a detail elevational view of a leg support portion of the improved stilt in accordance with the present invention
- FIG. 3 is a partially fragmented detail view of the lower attachment of the leg
- FIG. 4 is a detail view of an adjustable yoke attachment of the leg support at a
- FIG. 5A-5C are side views of improved straps in a laid-open state prior to the
- FIG. 6 is a side view of a leg or ankle strap in engaged configuration
- FIG. 7 is a side view of a toe strap in engaged configuration
- FIG. 8 is a detail view of an adjusted leg or ankle strap in buckled and engaged configuration.
- FIG. 1 shows an improved stilt, generally designated by the numeral 10, in
- the stilt 10 is of an adjustable parallelogram
- the stilt is comprised of a floor platform 12, a shoe platform 14, forward vertical support member 16 and rearward vertical support member 18.
- Forward vertical support member 16 is
- fasteners such as rivets or nuts and bolts.
- Vertical support members 16, 18 are each telescoping and have adjustment holes
- FIGS. 2-4 provide further details of the attachment of leg support 42 to stilt 10.
- Capturing bracket 48 is attached below the biasing spring assembly to rearward vertical
- Leg support lower end 46 is shaped or contoured as shown (FIG. 3) so as to fit within capturing bracket 48.
- a bolt support block 60 preferably made of plastic, is fitted within leg support lower end 46. Nut and bolt
- yoke 50 is comprised of two adjoining pieces 64, 66 which encircle tubular
- leg support 42 and are joined by nut and bolt assemblies 68.
- Adjustable fastening pin or bolt 74 engages slot 76 of yoke bracket 78 which is attached by suitable means such as bolt 80 to shoe platform 14.
- the resilient padding material 70 permits
- leg support 42 The positioning of leg support 42 in the transverse direction
- T is provided by positioning and tightening yoke pin 74 in yoke bracket slot 76. This permits adjustment of the leg support 42 relative to the user's leg, as shown by arrow
- the stilt system is made of suitable materials such as tubular aluminum
- FIGS. 5-8 show an improved interleaving strap system for the improved stilt.
- FIGS. 5A-5C show, respectively, a calf strap 100, an ankle strap 102 and a toe strap
- Each of these straps has similar elements which are denominated by the same
- Calf strap 100 has an adjustment buckle 110, with a center spindle 112. A
- Strap 100 is made of a strip 116 of a
- patches 120, 122 of loop material are provided.
- loop material 122 is mounted on the back or underside 124 of the strip 116 and loop material 120 is mounted on the front or face 126 of the strip 116.
- a gap or space 128 is provided between hook material patch 118 and loop material patch 120.
- a cover strip or flap 130 of the strip material is attached to strip 116 and
- toe strap 104 differs from straps 100, 102 in that no cover strip or flap is provided. As a result, there is only one loop patch 120 for closure against hook patch 118.
- the straps 100, 102, 104 are assembled to be in an adjustable fashion by feeding
- fastening buckle 114 resulting in a loop forming to hold fastening buckle 114 in a desired position.
- the location of fastening buckle 114 can be adjusted by altering the
- FIG. 6 shows a calf strap 100 or ankle strap 102 in assembled configuration.
- the fastening buckle 114 is located in a desired position relative to adjustment buckle
- the adjustable calf strap 100 encloses a calf or the adjustable ankle strap 102 encloses an ankle of a stilt user.
- FIG. 7 shows a similar arrangement for toe strap 104, except that only loop material patch 120 engages hook material patch 118 and there is no cover strip.
- FIG. 8 shows a detail of FIG. 6 of the fastening buckle 114, adjustment buckle
- the improved stilt system of the present invention works in a fashion similar to the prior art DURA-S ⁇ LT.
- the yoke 50 arrangement of the present invention miiiimizes crimping or
- leg support 42 due to overtightening of the yoke 50, thus avoiding a
- the improved straps 100, 102, 104 make fastening and unfastening the stilts 10 to the user's legs and feet more secure, yet
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU64989/96A AU6498996A (en) | 1995-07-19 | 1996-07-19 | Improved stilt system |
EP96924571A EP0846018A4 (en) | 1995-07-19 | 1996-07-19 | Improved stilt system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/504,378 | 1995-07-19 | ||
US08/504,378 US5645515A (en) | 1995-07-19 | 1995-07-19 | Stilt system |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997003727A1 true WO1997003727A1 (en) | 1997-02-06 |
Family
ID=24006016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/011830 WO1997003727A1 (en) | 1995-07-19 | 1996-07-19 | Improved stilt system |
Country Status (9)
Country | Link |
---|---|
US (1) | US5645515A (en) |
EP (1) | EP0846018A4 (en) |
CN (1) | CN1193284A (en) |
AU (1) | AU6498996A (en) |
CA (1) | CA2227332A1 (en) |
MX (1) | MX9800543A (en) |
NZ (1) | NZ313017A (en) |
TW (1) | TW324761B (en) |
WO (1) | WO1997003727A1 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002510531A (en) * | 1998-04-03 | 2002-04-09 | カナダレグ・インコーポレーテッド | Crutch device |
US6558297B1 (en) * | 2000-07-28 | 2003-05-06 | Carnegie Mellon University | Energy storage device used in locomotion machine |
US6517586B2 (en) * | 2000-12-18 | 2003-02-11 | Joe Lin | Support apparatus |
AT411733B (en) * | 2001-12-19 | 2004-05-25 | Brandstetter Rainer Mag | SPRING SHOE |
US7108640B2 (en) * | 2002-04-25 | 2006-09-19 | Emmert Second Limited Partnership | Stilt device with improved leg attachment assembly |
US7163518B1 (en) * | 2003-10-20 | 2007-01-16 | Rgpartnership Llp | Walking leg support |
US20050202940A1 (en) * | 2004-03-03 | 2005-09-15 | Joseph Simmons | Mounting platform for construction stilt |
US7571839B2 (en) * | 2004-05-19 | 2009-08-11 | Hrl Laboratories, Llc | Passive exoskeleton |
US7445138B2 (en) * | 2004-05-19 | 2008-11-04 | Conrad Chu | Passive exoskeleton |
WO2007094769A1 (en) * | 2006-02-14 | 2007-08-23 | Demay Med, L.L.C. | Forearm crutch padded cover |
US7780581B1 (en) | 2004-12-20 | 2010-08-24 | Emmert Second Limited Partnership | Foot plate assembly with adjustable symmetric retention strap arrangement |
US20060191745A1 (en) * | 2005-02-09 | 2006-08-31 | Mcallister Kevin L | Adjustable leg extension |
US20060217241A1 (en) * | 2005-03-23 | 2006-09-28 | Richard Novara | Two-legged stilt |
US20070027004A1 (en) * | 2005-03-23 | 2007-02-01 | Richard Novara | Adjustable two-legged stilt with catch mechanism |
US8337369B1 (en) * | 2005-12-19 | 2012-12-25 | Jacobson Zachary T | Adjustable quick-release ratcheting binding system for adjustable leg extensions |
US20070167296A1 (en) * | 2006-01-19 | 2007-07-19 | Martin Hika | Stilt height adjustment apparatus and method |
US7744509B1 (en) | 2006-02-24 | 2010-06-29 | Emmert Second Limited Partnership | Reinforcement member to enhance rotational motion such as for use in a stilt device |
US7374514B2 (en) | 2006-03-18 | 2008-05-20 | Ted G Anderson | Economical foam stilts |
US20070232459A1 (en) * | 2006-04-03 | 2007-10-04 | Joe Lin | Leg brace for stilts |
US20080096732A1 (en) * | 2006-04-03 | 2008-04-24 | Joe Lin | Stilts |
US7452294B2 (en) * | 2006-05-09 | 2008-11-18 | Paul Milone | Training method for the use of a battering ram |
US20070270288A1 (en) * | 2006-05-22 | 2007-11-22 | Phil Hansard | Portable attachment device and method for comfort and support |
US20080058171A1 (en) * | 2006-09-05 | 2008-03-06 | Marshalltown Company | Stilt System |
US7981008B1 (en) | 2006-09-05 | 2011-07-19 | Marshalltown Company | Stilt system |
US20080172132A1 (en) * | 2007-01-16 | 2008-07-17 | Mckee Steven J | Safety stilt |
US7600524B2 (en) * | 2007-12-27 | 2009-10-13 | West Effective Solutions And Technology, Llc | Mono-Crutch for lower leg disability |
US20090203504A1 (en) * | 2008-02-11 | 2009-08-13 | Jerry Wayne Williams | Extension system for mechanical stilts |
US7946966B1 (en) * | 2008-07-16 | 2011-05-24 | Kimberly Ann Graham | Leg extensions |
US20100093501A1 (en) * | 2008-10-10 | 2010-04-15 | Singleton Robert P | Walking Stilts with Separate Heel and Toe Sections |
IT1394266B1 (en) * | 2008-10-23 | 2012-06-01 | Zordan | MOLD FOR SAFETY HOLDING MEANS |
US8172730B2 (en) * | 2009-12-01 | 2012-05-08 | Emmert Second Limited Partnership | Stilt devices with common leg support assemblies |
US10039956B1 (en) | 2016-01-08 | 2018-08-07 | Joe Lin | Stilts |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3902199A (en) * | 1974-02-11 | 1975-09-02 | Raymond L Emmert | Stilt device |
US4722523A (en) * | 1986-04-29 | 1988-02-02 | Yang Lien C | Assembled multi-use physical fitness exerciser |
US4844448A (en) * | 1987-09-02 | 1989-07-04 | Niznik Michael D | Stand up exerciser |
US5498220A (en) * | 1994-06-15 | 1996-03-12 | Ensmenger; Gary | Toe-articulated stilt |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2802217A (en) * | 1955-11-01 | 1957-08-13 | Howard J Wilhoyte | Leg extension device |
US3102272A (en) * | 1962-01-29 | 1963-09-03 | Raymond L Emmert | Stilt |
US3346882A (en) * | 1964-10-19 | 1967-10-17 | Topper Tools Inc | Leg extension device |
FR2594344B1 (en) * | 1986-02-20 | 1988-07-08 | Champel Robert | STABLE ARTICULATED STRAPS |
US4927137A (en) * | 1988-07-11 | 1990-05-22 | Speer Charles R | Stilt |
-
1995
- 1995-07-19 US US08/504,378 patent/US5645515A/en not_active Expired - Fee Related
- 1995-07-28 TW TW084107836A patent/TW324761B/en active
-
1996
- 1996-07-19 AU AU64989/96A patent/AU6498996A/en not_active Abandoned
- 1996-07-19 WO PCT/US1996/011830 patent/WO1997003727A1/en not_active Application Discontinuation
- 1996-07-19 CA CA002227332A patent/CA2227332A1/en not_active Abandoned
- 1996-07-19 NZ NZ313017A patent/NZ313017A/en unknown
- 1996-07-19 CN CN96196370A patent/CN1193284A/en active Pending
- 1996-07-19 EP EP96924571A patent/EP0846018A4/en not_active Withdrawn
-
1998
- 1998-01-19 MX MX9800543A patent/MX9800543A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3902199A (en) * | 1974-02-11 | 1975-09-02 | Raymond L Emmert | Stilt device |
US4722523A (en) * | 1986-04-29 | 1988-02-02 | Yang Lien C | Assembled multi-use physical fitness exerciser |
US4844448A (en) * | 1987-09-02 | 1989-07-04 | Niznik Michael D | Stand up exerciser |
US5498220A (en) * | 1994-06-15 | 1996-03-12 | Ensmenger; Gary | Toe-articulated stilt |
Non-Patent Citations (1)
Title |
---|
See also references of EP0846018A4 * |
Also Published As
Publication number | Publication date |
---|---|
AU6498996A (en) | 1997-02-18 |
CA2227332A1 (en) | 1997-02-06 |
EP0846018A4 (en) | 2000-06-21 |
TW324761B (en) | 1998-01-11 |
EP0846018A1 (en) | 1998-06-10 |
CN1193284A (en) | 1998-09-16 |
NZ313017A (en) | 2000-08-25 |
US5645515A (en) | 1997-07-08 |
MX9800543A (en) | 1998-11-29 |
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