WO1999031942A1 - Vetement pouvant dissiper l'electricite statique de maniere controlee - Google Patents

Vetement pouvant dissiper l'electricite statique de maniere controlee Download PDF

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Publication number
WO1999031942A1
WO1999031942A1 PCT/US1998/026541 US9826541W WO9931942A1 WO 1999031942 A1 WO1999031942 A1 WO 1999031942A1 US 9826541 W US9826541 W US 9826541W WO 9931942 A1 WO9931942 A1 WO 9931942A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrically conductive
garment
static electricity
sheet material
ribbon
Prior art date
Application number
PCT/US1998/026541
Other languages
English (en)
Inventor
David L. Banks
Original Assignee
Banks David L
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 US08/992,502 external-priority patent/US5991922A/en
Priority claimed from US09/208,366 external-priority patent/US6014773A/en
Application filed by Banks David L filed Critical Banks David L
Publication of WO1999031942A1 publication Critical patent/WO1999031942A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/008—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting against electric shocks or static electricity
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/36—Footwear with health or hygienic arrangements with earthing or grounding means

Definitions

  • the field of this invention relates to garments and more particularly to a garment that is designed to remove static electricity from a human user and also to remove static electricity from the garment thereby eliminating adverse affects due to static electricity in the construction of electrical equipment.
  • the primary objective of the present invention is to construct a
  • SUBST ⁇ SHEET (RULE 25) static electricity dissipation garment which is connectable to a voltage indicating device such as a voltage annunciator or a voltmeter (hereinafter called a voltmeter) so that the amount of voltage, which is on a human body, can be ascertained and an immediate determination can be made whether the voltage is at an equipment damaging level.
  • a voltage indicating device such as a voltage annunciator or a voltmeter (hereinafter called a voltmeter) so that the amount of voltage, which is on a human body, can be ascertained and an immediate determination can be made whether the voltage is at an equipment damaging level.
  • Another objective of the present invention is to construct a static electricity dissipation garment which connects through an electrically conductive ribbon which produces a positive discharge path so that the static electricity from the human body can be discharged effectively.
  • the garment of the present invention can be constructed as a pant suit, smock, frock or lab coat which is intended to be worn as an over-garment about the clothing of the human worker.
  • the garment is manufactured to include a mass of electrically conductive threads.
  • the garment includes a pair of sleeves each of which terminates in an electrically conductive cuff which is to be in direct contact with the human user's body.
  • the garment also includes a monitoring circuit that "reads" the level of the electrical voltage.
  • the monitoring circuit is separate and spaced from the grounding circuit.
  • the monitoring circuit is connected to a voltmeter which displays a value which represents the voltage different of the garment from the electrical ground.
  • the voltmeter may be mounted on a workbench or other similar type of mounting position located spaced from the garment with an electrical wire being connected between the voltmeter and the garment, or the voltmeter could be manufactured to be attached directly on the garment.
  • Figure 1 is a back view of the monitored static electricity dissipation garment of this invention showing a version of the garment that is to be connected to a grounding wire and also connected to a voltmeter located spaced from the garment;
  • Figure 2 is a transverse cross-sectional view through the center portion of the garment of Figure 1 taken along line 2-2 of Figure 1 ;
  • Figure 3 is a cross-sectional view through a single layer of one of the electrically conductive ribbons mounted within the garment of Figure 1 taken along line 3-3 of Figure 1 ;
  • Figure 4 is a cross-sectional view through a double layer of electrically conductive ribbons included within the garment of Figure 1 taken along line 4-4 of Figure 1 ;
  • Figure 5 is a front view of the version of the garment of Figure 1 which clearly depicts the connection of the voltmeter to the garment;
  • Figure 6 is a front view similar to Figure 5 but of a second version of the garment of the present invention where the voltmeter is mounted directly onto the garment thereby eliminating the need for the external electrical connections that are used in Figure 1 ;
  • Figure 7 is a cross-sectional view through a cuff attached to the outer end of a sleeve showing the position of the electrically conductive ribbon relative to the cuff.
  • FIG. 1 a pantsuit configuration of garment 10 constructed in accordance with- this invention.
  • the pantsuit 10 is formed of a torso section 1 2 to which are attached a pair of leg sections 14 and 1 6. Extending from the torso section 1 2 in opposite directions are a pair of sleeves 18 and 20.
  • the garment is shown as a pantsuit type garment in Figure 1 , it is to be understood that the garment could be constructed in the form of a smock, frock or lab coat eliminating the leg sections 14 and 1 6.
  • the garment 10 includes a front section 22 and a back section 24.
  • the back section is shown in Figure 1 .
  • SUBST ⁇ UTE SHEET (RULE 26) 22 are integrally connected together generally be sewing of the fabric sheet material of the pantsuit 10. Within the front section 22, there is located a zipper 26. The zipper 26 is to be unzipped exposing an internal chamber 28. The body of a human is to be located in the internal chamber 28 with generally the garment 10 being worn as an over-garment.
  • the leg sections 14 and 16 are joined at the torso section 12 at a cross seam 30.
  • the leg sections 14 and 16 are also joined together at a crotch seam 32.
  • Sleeve 18 is attached to the torso section 12 at a sleeve seam 34.
  • the sleeve 20 is attached to the torso section 12 at a sleeve seam 36.
  • the leg sections 14 and 16 are of the same length and are located in juxtaposition.
  • the sleeves 18 and 20 are also of the same length and are in alignment with each other but extend in opposite directions relative to the torso section 12.
  • the torso section 12 and the leg section 14 include a continuous side seam 38 which connect together the front section 22 to the back section 24.
  • a similar such side seam (not shown) is used to connect the front section 22 to the back section 24 for the leg section 16 in the torso section 12.
  • a typical material of construction for the entire pantsuit 10 would be a thermal plastic type of material such as a polyester within which are woven strands 40 of electrically conductive fiber usually of silver or carbon. Typically, the strands 40 are spaced about one-quarter of an inch apart and are located in a crisscross pattern forming a checkerboard appearance.
  • a grounding circuit Formed within the garment 10 is a grounding circuit whose function is to dissipate static electricity from the garment 10 as well as from the human that is located within the internal chamber 28.
  • This grounding circuit utilizes in part an electrically conductive ribbon 42 which extends substantially the entire length of the pant leg section 14 and up into the sleeve seam 34 and into collar 44 creating ribbon segment 69.
  • the ribbon 42 has a width of about a quarter of an inch and is about the thickness of conventional fabric.
  • the ribbon 42 is basically constructed of a thermal plastic type fabric such as a polyester or nylon with there being incorporated within the ribbon 42 a mass of closely spaced electrically conductive fibers also of silver or carbon. The result is that the ribbon 42 comprises an exceedingly good electrical conductor.
  • a similar such ribbon 46 extends almost the entire length of the leg section 16 and up the side seam of the torso section into the sleeve seam 36 and into the collar 44 creating ribbon segment 71.
  • Ribbons 42 and 46 form part of the grounding circuit.
  • Another part of the grounding circuit is the cross ribbon 48 which is located within the cross seam 30.
  • the cross ribbon 48 is of the same construction as ribbons 42 and 46.
  • the cross ribbon 48 includes a right angled extension 50, at one end thereof, and a right angled extension 52 at the opposite end thereof.
  • This right angled extension 50 is to be securely attached to the ribbon 42 with the right angled extension 52 being securely attached to the ribbon 46.
  • the same is true for the ribbon 46 and the right angled extension 52.
  • a typical way that this tight connection is achieved is by a tight stitching, which is not shown. It is to be within the scope of this invention that other ways of a secure connection could be achieved, such as possibly some form of an adhesive, it just being that stitching is the simplest and most effective way to achieve a good, solid electrical conductance between the different ribbons.
  • the edge of the fabric of the front section 22 is formed into a U-shaped section with a similar such U-shaped section formed for the edge of the fabric making up the back section 24.
  • These U-shaped sections are interlocked with each other, as shown in Figure 3.
  • the ribbon 46 Within the confines of the interlocked U-shaped sections, there is located the ribbon 46.
  • a mass of stitches 52 are located along the entire length of the U-shaped sections and the ribbon 46. These stitches 52 securely mount the ribbon 46 in position and also securely connect to the strands 40.
  • side seams which include ribbons 42 and 46, are deemed to be part of the back section 24 although the ribbons 42 and 46 are actually mounted at the point of connection between the back section 24 with the front section 22.
  • the function of the cross ribbon 48 is to provide a direct connection between the ribbons 42 and 46 at a point spaced from the collar 44.
  • the grounding circuit also includes ribbons 54 and 56.
  • Ribbon 54 is mounted within a bottom seam of the sleeve 18 with ribbon 56 being similarly mounted within a bottom seam of the sleeve 20.
  • the ribbons 54 and 56 are essentially identical in construction to the ribbons 42 and 46.
  • the ribbon 54 extends from
  • SUBSTmJTE SHEET (RULE 26) a short distance spaced from a cuff cover 58 to sleeve seam 34 and then extends the entire length of the sleeve seam 34 into the collar 44. The result is in the area of the sleeve seam 34, there is a double layer of ribbons which are joined together in an overlapping arrangement with such construction being clearly depicted in Figure 4 although Figure 4 is directed to sleeve seam 36.
  • the ribbon 56 is mounted within the sleeve seam 36 and overlapped and secured between U-shaped sections of the sleeve 20 and the torso section 12 by stitches 60, which is clearly shown in Figure 4.
  • ribbon 56 extends through the cuff cover 62 and connects with the elastic fabric cuff 64 by stitches 63.
  • Cuff 64 is constructed of a sleeve member which is folded over upon itself capturing the ribbon 76 between the folded sections.
  • This cuff 64 basically constructed of a polyester fabric, is impregnated with electrically conductive fibers, usually of silver or carbon.
  • This elastic cuff 64 is to be located around the user's wrist to directly drain the body of the human of static electricity. The user's wrist is located within chamber 61.
  • ribbon 54 is spaced from the cuff cover 58 and does not connect with cuff 66 that joins to the sleeve 18.
  • the ribbon 54 extends exteriorly of the sleeve seam 34 and forms a collar extension 68.
  • a similar extension 70 extends from the ribbon 56.
  • These collar extension 68 and 70 are mounted within the collar 44 and are securely stitched together in a manner similar to what is represented in Figure 4.
  • the cuff 64 is located within chamber 65 of cuff cover 62 with a similar construction being for cuff 66 and cuff cover 58.
  • the cuff covers 58 and 62 do not contain impregnated electrically conductive fibers.
  • SUBST ⁇ TUTE SHEET (RULE 26) basic garment of this invention.
  • This garment can comprise a pantsuit, a smock, a lab coat, and so forth. Basically, the garment will be constructed always precisely in the same manner as far as the grounding circuit is concerned.
  • the garment will also include within the sleeve 18 a monitoring circuit in the form of an electrically conductive ribbon 76 which extends from the outer end of the cuff
  • This cuff 66 is to also provide a static electricity drain for the body of the human.
  • the cuff 66 is constructed similar to cuff 62.
  • the ribbon 76 is spaced some distance from the ribbons 42 and 54 as it is located within the portion of the sleeve seam 34 that is located within the front section 22 and not in the back section 24.
  • the portion of the ribbon 76 that is mounted within the sleeve seam 34 of the front section 22 is referred to as number 78.
  • This ribbon section 78 terminates in a snap fastener 80 which is mounted within the sleeve seam 34. This snap fastener 80 extends to a position near the armpit 82.
  • the garment of this invention can be utilized to directly connect to a grounding source by means of a snap connector 84 which is mounted in conjunction with the ribbon 42 and the right angled extension 50.
  • a snap fastener 86 can electrically connect with the snap connector 84 with the snap fastener 86 being mounted at one end of coiled wire 88.
  • the coiled wire 88 terminates at its free end into a plug 90.
  • the plug 90 is to be appropriately connected to a female grounding plug, which is not shown, which usually is mounted in conjunction with a workbench or other similar type of work station.
  • SUBST ⁇ UTE SHEET (RULE 25) be wearing electrically conductive boots or shoes and standing on an electrically conductive floor.
  • a voltmeter 96 may be mounted on the front section 20 with the voltmeter 96 being connected by conductor 98 to the snap fastener 80.
  • the dissipation of the static electricity is then subjected solely to the dissipation of the static electricity through the garment and electrically conductive boots or shoes that are to be worn by the user and through the electrically conductive floor.
  • the user is able to quickly scan, at any time, the voltmeter 96 to determine if that particular individual has a damaging amount of static electricity on his or her person prior to that individual coming into direct contact with any electrical equipment which could be damaged by the static electricity.
  • the monitoring circuit only "reads" the left arm section 18, it should be representative of the entire human body and garment 10. The user is to be able to quickly observe and ascertain the voltage that is on the garment 10 and hence on the body. Only when the user determines that the amount of voltage is less than a predetermined value, will that individual be able to come into contact with the sensitive electronic components, which are not shown.
  • an electrically conductive sole which is again not shown.
  • Such a sole is deemed to be conventional and can be obtained from any one of several manufacturers, with one manufacturer being Stern & Stern Industries, Incorporated located in
  • the model number of the Stern & Stern sole is Chemstat 939PLUS.

Abstract

L'invention concerne un vêtement (10) pouvant dissiper l'électricité statique de manière contrôlée, qui se raccorde à un voltmètre (94) pour indiquer au porteur du vêtement la quantité d'électricité statique relevée sur le corps et les vêtements d'un individu, et cela, à n'importe quel moment. Le dispositif de contrôle peut être séparé du vêtement ou équiper ce dernier. Pendant l'utilisation du vêtement de l'invention, il est préférable que l'utilisateur humain chausse des bottes conductrices munies de semelles conductrices de type classique capables de dissiper l'électricité statique vers un sol antistatique de type classique.
PCT/US1998/026541 1997-12-17 1998-12-14 Vetement pouvant dissiper l'electricite statique de maniere controlee WO1999031942A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/992,502 1997-12-17
US08/992,502 US5991922A (en) 1996-12-26 1997-12-17 Monitored static electricity dissipation garment
US09/208,366 1998-12-10
US09/208,366 US6014773A (en) 1998-12-10 1998-12-10 Monitored static electricity dissipation garment

Publications (1)

Publication Number Publication Date
WO1999031942A1 true WO1999031942A1 (fr) 1999-06-24

Family

ID=26903140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1998/026541 WO1999031942A1 (fr) 1997-12-17 1998-12-14 Vetement pouvant dissiper l'electricite statique de maniere controlee

Country Status (2)

Country Link
TW (1) TW394672B (fr)
WO (1) WO1999031942A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2704635A1 (es) * 2017-09-18 2019-03-19 Palacios Pablo Jorge Sistema de seguridad pasiva y proteccion contra accidentes electricos

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI563878B (en) * 2013-01-09 2016-12-21 Advanced Semiconductor Eng Static grounding device for worker
TW201740828A (zh) * 2016-05-30 2017-12-01 Kings Metal Fiber Technologies Co Ltd 導線縫製之方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596053A (en) * 1985-08-30 1986-06-24 Plastic Systems, Inc. Static control garment
US4676561A (en) * 1985-11-22 1987-06-30 Blue Bell, Inc. Combination personnel and garment grounding strap
US4680668A (en) * 1984-12-28 1987-07-14 Superior Surgical Mfg. Co., Inc. Anti-static device
US4868710A (en) * 1988-04-19 1989-09-19 Coats And Clark Inc. Clean room garment
US5440444A (en) * 1994-02-04 1995-08-08 Adams; Kay L. Multi-path static control garment
US5548469A (en) * 1994-02-04 1996-08-20 Tech Wear, Inc. Multi-path static control garment and wrist strap combination

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4680668A (en) * 1984-12-28 1987-07-14 Superior Surgical Mfg. Co., Inc. Anti-static device
US4596053A (en) * 1985-08-30 1986-06-24 Plastic Systems, Inc. Static control garment
US4676561A (en) * 1985-11-22 1987-06-30 Blue Bell, Inc. Combination personnel and garment grounding strap
US4868710A (en) * 1988-04-19 1989-09-19 Coats And Clark Inc. Clean room garment
US5440444A (en) * 1994-02-04 1995-08-08 Adams; Kay L. Multi-path static control garment
US5548469A (en) * 1994-02-04 1996-08-20 Tech Wear, Inc. Multi-path static control garment and wrist strap combination

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2704635A1 (es) * 2017-09-18 2019-03-19 Palacios Pablo Jorge Sistema de seguridad pasiva y proteccion contra accidentes electricos

Also Published As

Publication number Publication date
TW394672B (en) 2000-06-21

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